technical publication revision - popular … 0-320-b and d series parts catalog high compression:...

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Lycoming 652 Oliver Street Williamsport, PA 17701 U.S.A. 717/323-6181 TECHNICAL PUBLICATIONREVISION REVISION No. PC203-2-A ENGINE MODEL PUBLICATION No. 0-320-B and -D Series PUBLICATION DATE July, 1984 The page(s) furnished herewith are intended to replace the corresponding page(s) of the publication indicated above. Remove I Insert July, 1984 December, 1985 iii, 1-5, 2-4, 2-5, 2-6, 2-14, 2-15, 3-1, 3-3, 3-7, 7-4, 8-1, 8-2, 8-4, 8-5 iii, 1-5, 2-4, 2-5, 2-6, 2-14, 2-15, 3-1, 3-3, 3-7, 7-4, 8-1, 8-2, 8-4, 8-5

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Page 1: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

Lycoming 652 Oliver StreetWilliamsport, PA 17701 U.S.A.717/323-6181

TECHNICALPUBLICATION REVISION

REVISION No.

PC203-2-AENGINE MODEL PUBLICATION No.

0-320-B and -DSeries

PUBLICATION DATE

July, 1984

The page(s) furnished herewith are intended to replace the correspondingpage(s) of the publication indicated above.

Remove I Insert

July, 1984 December, 1985

iii, 1-5, 2-4, 2-5, 2-6, 2-14,

2-15, 3-1, 3-3, 3-7, 7-4, 8-1,

8-2, 8-4, 8-5

iii, 1-5, 2-4, 2-5, 2-6, 2-14,

2-15, 3-1, 3-3, 3-7, 7-4, 8-1,

8-2, 8-4, 8-5

Page 2: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

PARTS CATALOGPC-203-2

0-320 B and D Series

HIGH COMPRESSION

Wide Cylinder Flange Model

AIRCRAFT ENGINES

JULY 1984

Page 3: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

INTRODUCTION

This illustrated parts catalog contains a complete parts listing for thehigh compression wide cylinder flange model aircraft engines.

Lycoming 0-320 B and D series

Major assembly and sub-assembly parts of the engines are listed in the Group Assembly sections in thegeneral sequence of engine build up.

A Service Kits section and Oversize and Undersize Parts List are included to aid in ordering parts as necessaryduring overhaul.

The Numerical Index is provided for convenience in finding parts when only the part number is known.

Parts coverage of Vendor Accessories used on Lycoming engines may be found in the appropriate Ven-dor's Parts Catalog. A list of these publications appear in the latest edition of Service Letter No. L 14.

NOTE

The illustrations, pictures and drawings shown in this publication are typical of the subject matter they por-tray.

This catalog, when used in conjunction with the appropriate overhaul manual, shall be used for parts identifica-tion only. Under no circumstances shall this catalog be used as an assembly or installation document.

Any reference in this document to a suppliers/parts manufacturers' product, by name, trademark, partnumber or other description is solely for the purposes of identification and does not indicate or infer that AvcoLycoming accepts responsibility for quality control and/or airworthiness of parts which do not pass through theAvco Lycoming quality control system.

SERVICE BULLETINS, INSTRUCTIONS AND LETTERS

Although the information contained in this parts catalog is up-to-date at time of publication, users are urged tokeep abreast of later information through all Lycoming distributors or from the factory by subscription.Consult the latest edition of Service Letter No. L114 for subscription information.

HOW TO ORDER PARTS

In ordering parts for your engine, observe the following instructions which will expedite shipment of correctparts required without delay.

a. Always specify the model and serial number of your engine.

b. Always specify Part Number, Nomenclature and quantity required.

i

Page 4: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

TABLE OF CONTENTS

SECTION PAGE

Introduction ................................................................................. iTable of Contents ............................................................................. iiOversize and Undersize Parts .. .iii

1. CRANKCASE, CRANKSHAFT AND CAMSHAFT GROUPCrankcase Assembly ..................................Oil Level Gage Assemblies .............................Crankcase Related Parts ...............................Crankshaft and Related Parts ...........................Camshaft and Related Parts ............................Propeller Governor Drive Assembly ......................Crankshaft Idler Gears ................ ..... .....Crankcase Attaching Parts .............................

.. . . .. ..

. . . .. . ..

. . . . .. .

. .1-1

. .1-3

. .1-5

. .1-7

. .1-9

.1-11

.1-13

.1-15

2. ACCESSORY HOUSING AND RELATED PARTSAccessory Housing Assembly .....................Oil Pump Assy. and Accessory Housing Attaching PartsPropeller Governor Oil Line .........................Propeller Governor Drives and Covers ................Fuel Pump Assembly and Attaching Parts ............Vacuum Pump Drive and Dual Drive Assemblies .......Accessory Drive Covers ............................Oil Filter Assembly and Oil Cooler Bypass Valve .......

. .... . . . .

. .. . .. ..

......... 2-1

......... 2-3

......... 2-5

......... 2-7

......... 2-9

........ 2-11

........ 2-13....... 2-14

......... 3-1

......... 3-3

......... 3-5

......... 3-7

......... 3-9

3. CYLINDER, PISTON AND VALVE TRAINConnecting Rods, Pistons and Ring Assemblies .....Cylinder Assembly .................. ..........Valve Assembly ...............................Cylinder Related Parts ..........................Cylinder Head Drain Tubes and Intercylinder Cooling

4. IGNITION SYSTEMMagnetos and Magneto Drives ...................Ignition Harness and Lead Assembly (Slick) ........

5. ELECTRICAL COMPONENTSAlternator Assembly ...........................Generator Mounting and Attaching Parts ..........Alternator Mounting and Attaching Parts .........Starter Motor and Attaching Parts ...............

6. OIL SUMP AND INDUCTION SYSTEMOil Sump Assembly and Oil Suction Screen .........Intake Pipe Assembly ..........................Carburetor Assembly ..........................Priming System ...............................

7. SERVICE KIT SECTION ........................

8. NUMERICAL INDEX ..........................

Baffles..

. . . . . . .. .

. . . . . . .. .

.................. ................... ..... 4-1.......................................... 4-3

. . . . . . . .

. . . . . . . .

. . . . . . .. .

. . . . . . .. .

. . . . . . .. .

. . . . . . .. .

. . . . . . .. .

........ 5-1

........ 5-2

........ 5-4........ 5-6

........ 6-1.. .... 6-3

........ 6-5........ 6-7

. . . . . . . . . . . . . . . . . . . . . .. . . . . . . .. . . . . . . . . . 7 -1

.................. ........ ........ 8-1

ii

Page 5: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

Lycoming 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

Oversize and Undersize Parts Listing

PART NO.

60028

66145

66610

66796

69373

69796

72057

72058

72063S

72064S

72065S

72066S

72067S

73857

74230

74241

LW-10647

LW-13792

LW-13884

LW-16047

LW-16711

STD-1065

DESCRIPTION

P02

.002

GUIDE

DOWEL

BUSHING

INSERT

BEARING

DOWEL

SEAT

SEAT

BUSHING

BUSHING

BUSHING

BUSHING

BUSHING

RING

GUIDE

RING

DOWEL

SEAL

BEARING

BEARING

BEARING

DOWEL

P05 P10

005 .010

X X

X

X X

X

OVERSIZE

P15

.015

X

X

X

X

X

X

X

X

X X

X X

X X

X X

X X

X

X X

X

X X

P20

.020

X

X

X

X

X

X

X

X

X

X

P30

.030

X

X X X

UNDERSIZE

P50 M03 M06 M10

.050 .003 .006 .010

X

X

X

SEE LATEST EDITION

SEE LATEST EDITION

X X X

X

X

OF SERVICE INSTRUCTION NO.

OF SERVICE INSTRUCTION NO.

X

X X X

1377 FOR APPLICATION.

1377 FOR APPLICATION.

Studs available in P03, P07, P12.

NOTE

When ordering oversize and undersize parts, be sure to specify the required oversize and undersize dimension along with theproper part number. For example, to order bearing LW-13884 in .003 undersize, order part number LW-13884-M3. Oversizecode letter is "P" while undersize code letter is "M". These letters are then followed by the number designating the size inthousandths of an inch.

iii Revised December, 1985

Page 6: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

Lycoming 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

CRANKCASE, CRANKSHAFT AND CAMSHAFT GROUPCRANKCASE ASSEMBLY

FIG.REF. PART

1 NUMBER

1 LW-18369*LW-18372**LW-13813*LW-18402

2 751543 50-154 38-13

38-135 38D-176 LW-137937 31C-128 31C-139 38-22

10 STD-55711 STD-51412 7215813 6979614 LW-1064715 1102

110216 STD-162317 6500718 STD-133919 110220 31C-14

31C-16

DESCRIPTION

CRANKCASE ASSEMBLYCRANKCASE ASSEMBLYCRANKCASE ASSEMBLYCRANKCASE ASSEMBLY

STUD, 1/2-13 x 10-1/32 longSTUD, 1/2-20 x 1-7/8 longSTUD, 3/8-16 x 1-5/8 longSTUD, 3/8-16 x 1-5/8 longSTUD, 3/8-16 x 2-1/8 long, drilledSTUD, 5/16-18 x 15/16 longSTUD, 5/16-18 x 1-1/2 longSTUD, 5/16-18 x 1-5/8 longSTUD, 3/8-16 x 2-3/4 longDOWEL, 1/2 dia. x 19/32 longDOWEL, 5/16 dia. x 1/2 longBUSHING, Governor drive idler shaftDOWEL, Crankshaft bearingDOWEL, Crankshaft bearingPLUG, 1/8-27 NPT, AllenPLUG, 1/8-27 NPT, AllenINSERT, 1/4-20 x 3/8 longRETAINER, Shroud tube sealPLUG, 1/16-27 NPT, Alien

PLUG, 1/8-27 NPT, AllenSTUD, 5/16-18 x 1-3/4 longSTUD, 5/16-18 x 2.00 long

0A QUANTITY PER ASSEMBLY

A B B B D D D D D D D DDL 2 2 3 1 1 1 2 2 2 2 2 3L B C B A D F A B C G J G

1 1111 1111 1

11

28

16 16 16 16 16 16 16 16 16 16 1619

1121

1 122

12

5 5 5 5 54

54

555 54

28

1 11

44

* Straight conical mounting provision.* No. 1 dynafocal mounting provision.

* Governor drive at front of crankcase and dynafocal mounts.* No. 1 dynafocal mounting provision - For compressor bracket (Sankyo.t 31C-14 studs are used for "AN" Governor and 31C-16 studs are usec for Woodward Governor.

1-1

Page 7: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

LYCOMINGHIGH COMPRESSION:

0-320-B arid D SERIES PARTS CATALOGWIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

Figure 1. CRANKCASE ASSEMBLY

1-2

Page 8: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

CRANKCASE, CRANKSHAFT AND CAMSHAFT GROUPOIL LEVEL GAGE ASSEMBLIES

FIG.REF.

2PART

NUMBER DESCRIPTION

1 757357576775736LW-15970

2 786263 757674 757615 722206 720597 74068*8 74065**9 LW-14759

LW-14758LW-14780LW-14768LW-14788LW-14793LW-14798

TUBE, Oil level gage, shortTUBE, Oil level gage, intermediateTUBE, Oil level gage, longTUBE, Oil level gage, shortTUBE ASSY., Oil level gage, 15-1/8 long

TUBE, Oil level gageEXTENSION, Oil fillerGASKET, Oil level gage

GASKET, Oil level gageRING, Oil level gage sealRING, Oil level gage sealGAGE ASSY., Oil levelGAGE ASSY., Oil levelGAGE ASSY., Oil levelGAGE ASSY., Oil levelGAGE ASSY., Oil levelGAGE ASSY., Oil levelGAGE ASSY., Oil level

0N QUANTITY PER ASSEMBLY

A B B B D D D D D D DDD DL 2 2 3 1 1 1 2 2 2 2 2 3L BC B A D F A B C G J G

1 1 1 1 11 1 1 1

1111111 1 1 11

1 11 11 11 1

11111111

1 11 1 1 1 11 1 1 1 1 1 1

1 11 11

11

1 1 1

1 1 11

1

1

1

* Used with LW-14759, LW-14758 & LW-14793 gage assy's.** Used with LW-14780, LW-14768, LW-14788 & LW-14798 gage assy's.

1-3

Page 9: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

7.

Lycoming 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

5

1, 3

6

Figure 2. OIL LEVEL GAGE ASSEMBLIES

1-4

Page 10: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

CRANKCASE, CRANKSHAFT AND CAMSHAFT GROUPCRANKCASE RELATED PARTS

FIG.REF.

3PART

NUMBER DESCRIPTION

1 1028-B2 61084*

77467*

3 STD-4254 STD-10455 765296 778087 LW-16047*

LW-16711*8 LW-138849 LW-13792

10 7207511 7209112 72877

BALL, 11/16 diameterSPRING, Oil pressure relief valveSPRING, Oil pressure relief valveWASHER, No. 10 plain (Max. 9)GASKET, 1-1/4 I.D. x 1-1/2 O.D. x 3/32 annularPLUG, Oil relief valveVALVE ASSY., Oil pressure relief, adjustableBEARING, CrankshaftBEARING, CrankshaftBEARING, Crankshaft, frontSEAL, Oil, crankshaftSEAL, Oil, 3/32 sect. x 15/32 I.D.RING, Oil seal, 23/64 I.D. x 7/64 dia.BODY, Hydraulic tappet

OUANTITY PER ASSEMBLY

A B BB D D D D D D DDDDL 2 2 3 1 1 1 2 2 2 2 2 3L B C B A D F A B C G J G

11

1AR

11

11114

44 44 4 44421228

* Select spring to give a minimum of three threads exposed on adjusting screw to allow field adjustment.** Used as alternate to LW-11020 and LW-11021 crankshaft bearings.* Thin wall, high crush.

Used only with item no. 5 plug.

Revised December, 1985 1-5

Page 11: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

12

LYCOMINGHIGH COMPRESSION:

0-320-B and D SERIES PARTS CATALOGWIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

-9

11

3

4

5

6

Figure 3. CRANKCASE RELATED PARTS

1-6

Page 12: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

LYCOMING 0-320-B and D) SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

CRANKCASE, CRANKSHAFT AND CAMSHAFT GROUPCRANKSHAFT AND RELATED PARTS

FIG.REF. PA

4 NUM

1 LW-1706DLW-1706LW-17064LW-1707

2 STD-12113 STD-10654 72063

720635 720646 720657 720668 720679 61510

10 74414

76628

LW-16843

11 7256612 6115513 LW-1863914 STD-2213

RTIBER DESCRIPTION

QUANTITY PER ASSEMBLY

A B B B D D D D D D D D DL 2 2 3 1 1 1 2 2 2 2 2 3L B C B A D F A B C G J G

11 1 1 1 111 111 1111 1

1

0 CRANKSHAFT AND PLUG ASSEMBLY1 CRANKSHAFT AND PLUG ASSEMBLY4 CRANKSHAFT AND PLUG ASSEMBLY1 CRANKSHAFT AND PLUG ASSEMBLY

PLUG, 2.00 dia. expansionDOWEL, Stepped 5/16-1/4 dia. x 9/16 longBUSHING, Propeller flangeBUSHING, Propeller flangeBUSHING, Propeller flangeBUSHING, Propeller flangeBUSHING, Propeller flangeBUSHING, Propeller flangePLUG, 1-3/4 O.D.

SUPPORT ASSY., Starter ring gear 12/14 pitch, 1.91:1drive

SUPPORT ASSY., Starter ring gear 12/14 pitch, 3.25:1drive

3 SUPPORT ASSY., Starter ring gear 12/14 pitch, 3.25:1drive

11

33335 5

2 2 2 21 1 1 1 1 1

1 15 5

1 11

1 11555

15

1

1 1 1 1 1 11 1

1 1 1 1 1 1 1 1 1 1

1

33

GEAR, Starter ringGEAR, CrankshaftLOCKPLATE, Crankshaft gearSCREW, 5/16-24 x 1.00 long

1111

1-7

Page 13: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

5

LYCOMING D-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

`

1-8

Page 14: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

CRANKCASE, CRANKSHAFT AND CAMSHAFT GROUPCAMSHAFT AND RELATED PARTS

PARTNUMBER

LW-18837LW-188387611876121LW-18667MS16625-1081

QUANTITY PER ASSEMBLY

DESCRIPTION

CAMSHAFT ASSEMBLYCAMSHAFT ASSEMBLY

SPACER, Tachometer shaft centeringSHAFT ASSY., Tachometer

PIN, 3/16 dia. x 2-21/64 longRING, Internal retaining

L 2 2 3 1 1 1 2 2 2 2 2 3L B C BA DF ABC G

1 1 1 1 11 1 11

11

11

1-9

Page 15: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

-2

5

Figure 5. CAMSHAFT AND RELATED PARTS

1-10

Page 16: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE IVODEL ENGINE

CRANKCASE, CRANKSHAFT AND CAMSHAFT GROUPPROPELLER GOVERNOR DRIVE ASSEMBLY

FIG.REF. PART

6 NUMBER

1 778752 LW-140213 778744 778725 STD-196 STD-7987 73249

732507325173252

8 AN565B1032H59 70455

10 LW-1389611 7205312 7237813 STD-3514 STD-47515 STD-1410

0N QUANTITY PER ASSEMBLY

DESCRIPTION

GEAR, Prop. governor drivenSHAFT, Prop. governor idler gearGEAR ASSY., Prop. governor idler

BUSHING, Prop. governor gearDOWEL, 3/32 dia. x 7/32 longDOWEL, 3/32 dia. x 9/32 long

WASHER, ThrustWASHER, ThrustWASHER, ThrustWASHER, ThrustSET SCREW, No. 10-32 x 5/16 longGASKET, 25/32 I.D. x 1-1/8 O.D. x 1/16 thickPLUG, 3/4-16 hex. hd.GASKET, GovernorCOVER, Governor driveWASHER, 5/16 plainWASHER, 5/16 lock, internal teethNUT, 5/16-18 plain

A B B B D D D D D D D DL 2 2 3 1 1 12 2 2 2 2 3L BC B A D FA B CG G

111211

ARARARAR11111

AR44

1-11

Page 17: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

LYCOMINGHIGH COMPRESSION:

0-320-B and D SERIES PARTS CATALOGWIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

1

98

-4

Figure 6. PROPELLER GOVERNOR DRIVE ASSEMBLY

1-12

Page 18: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

CRANKCASE, CRANKSHAFT AND CAMSHAFT GROUPCRANKSHAFT IDLER GEARS

FIG.REF. PART

7 NUMBER

1 615442 74996

749963 77309

773094 750725 773096 LW-137967 STD-21678 STD-2168

DESCRIPTION

PLUNGER, Fuel pump, longGEAR ASSY., Crankshaft idler, plainGEAR ASSY., Crankshaft idler, plain

BUSHING, Crankshaft idler gearBUSHING, Crankshaft idler gear

GEAR ASSY., Crankshaft idlerBUSHING, Crankshaft idler gear

SHAFT, Crankshaft idler gearSCREW, 5/16-18 x 7/8 long, hex. hd. dr.NUT, 5/16-18 NC-3 slotted shear

QUANTITY PER ASSEMBLY

B BL 2 2 3 1 1 1 2 2 2 2 2 3L B C B A D F A B C G J G

1111111111 122 22111111111122 2211111111111111111111

1

11

23

1-13

Page 19: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

LYCOMINGHIGH COMPRESSION:

0-320-B and D SERIES PARTS CATALOGWIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

3,5

Figure 7. CRANKSHAFT IDLER GEARS

1-14

Page 20: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

CRANKCASE, CRANKSHAFT AND CAMSHAFT GROUPCRANKCASE ATTACHING PARTS

FIG.REF. PART

8 NUMBER DESCRIPTION

1 STD-1414 BOLT, 1/4-20 x 1-1/2 long, hex. hd.2 STD-8 WASHER, 1/4 plain3 60803 STRAP, Lifting4 STD-2084 BOLT, 1/4-20 x 1-3/4 long, hex. hd.5 STD-1419 BOLT, 1/4-20 x 1-1/8 long, hex. hd.6 STD-160 WASHER, 1/4 lock, internal teeth7 STD-1411 NUT, 1/4-20 plain8 STD-1416 BOLT, 1/4-20 x 1-1/2 long, hex. hd. dr. end9 STD-8 WASHER, 1/4 plain (max. 9)

10 STD-1409 NUT, 1/4-20 slotted shear11 STD-33 WASHER, 3/8 plain12 AN960-616L WASHER, 3/8 plain (thick) (max. 3)13 STD-872 NUT, 3/8-24 slotted14 AN6-34A BOLT, 3/8-24 x 3-37/64 long, hex. hd.15 STD-33 WASHER, 3/8 plain

STD-33 WASHER, 3/8 plain16 STD-678 WASHER, 3/8 lock, internal teeth17 STD-596 NUT, 3/8-24 plain

LW-11866* NUT, Spacer, compressor18 76220 STUD, 1/2-20 x 10-45/64 long

N QUANTITY PER ASSEMBLY

A B B B D D D D D D D D DL 2 2 3 111 2 2 2 2 2 3L BCB ADFAB C G J G8

19 19 19 19 19 20 19 19 19 19 20 1911

33333433334312 12 12 12 12 13 12 12 12 12 13 12

93

AR33

AR1

2 22 2

62 22 2

2

2221222212222222222

6222222222222222222

24

* Used on installations to provide for mounting of York freon compressor

1-15

Page 21: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

Figure 8. CRANKCASE ATTACHING PARTS

1-16

Page 22: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

ACCESSORY HOUSING AND RELATED PARTSACCESSORY HOUSING ASSEMBLY

FIG.REF. PART

9 IIUMBER

1 738182 76103

76104

76107

76110

76111

76113

LW-16437

76927

LW-12408

LW-14416

3 614004 25C-225 31C-12

31C-126 31C-197 31CD-178 25C-119 25C-31

10 31C-1311 7588812 110213 STD-78414 7331715 7611916 STD-100617 75626

DESCRIPTION

GASKET, Accessory housingHOUSING ASSY., Accessory (one plain, one impulsemag. and AC fuel pump provisions)

HOUSING ASSY., Accessory (one plain, one impulsemag., AC fuel pump and vac. & hyd. drive provisions)

HOUSING ASSY., Accessory (one plain, one retard mag.and AC fuel pump provisions)

HOUSING ASSY., Accessory (one plain, one impulsemag. and AC fuel pump provisions)

HOUSING ASSY., Accessory (one plain, one retard mag.and AC fuel pump provisions)

HOUSING ASSY., Accessory (one plain, one impulsemag. and AC fuel pump provisions)

HOUSING ASSY , Accessory (machined for vacuumpump and fuel pump pad; Gov. pad unmachined)

HOUSING ASSY., Accessory (machined for vacuumpump and fuel pump pad; Gov. pad unmachined)

HOUSING ASSY., Accessory (machined for vacuumpump and fuel pump pad, Gov. pad unmachined)

HOUSING ASSY., Accessory (one plain, one impulsemag. - pressure tap on side of filter pad)STUD, 1/4-20 x 1-3/16 longSTUD, 1/4-20 x 2-3/4 longSTUD, 5/16-18 x 1-1/2 longSTUD, 5/16-18 x 1-1/2 longSTUD, 5/16-18 x 2-3/8 longSTUD, 5/16-18 x 2-3/16 long, drilledSTUD. 1/4-20 x 1-3/8 longSTUD, 1/4-20 x 3-7/8 longSTUD, 5/16-18 x 1-5/8 longSTUD, 1/4-20 x 1-1/4 longPLUG, 1/8-27 NPTPLUG, 3/8-18 NPTTUBE, Accessory breatherSHIELD, Oil, accessory breather

RING, Oil seal, 7/16 I.D. x 3/32 diaPLUG, 5/8 0 D. x 3/4 long

0N QUANTITY PER ASSEMBLY

A B B B D D D D D D D DL 2 2 3 111 2 2 2 2 2 3L B C B A D F A B C G J G

1

1 1

1

1

1 1 1 1 1

1

1

1

1

1222

46866666666

22 22222 224

2

23

13

26

21 11

1 1 11 1 11 1 1

11 1 111 1

2-1

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HIGH COMPRESSION:0-320-B and D SERIES PARTS CATALOGWIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

Figure 9. ACCESSORY HOUSING ASSEMBLY

2-2

Page 24: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

ACCESSORY HOUSING AND RELATED PARTSOIL PUMP ASSEMBLY AND ACCESSORY HOUSING ATTACHING PARTS

FIG.REF. PART10 NUMBER

1 785282 STD-13393 LW-137754 611745 607466 STD-357 STD-14208 LW-142609 STD-8

10 STD-16011 STD-120412 STD-1414

DESCRIPTION

BODY ASSY., Oil pumpPLUG, 1/16-27 NPT, Allen head

IMPELLER ASSY., Oil pump drivenSHAFT, Oil pump driveIMPELLER, Oil pump drivingWASHER, 5/16 plainNUT, 5/16-18 slottedSEAL, Tachometer drive, oilWASHER, 1/4 plainWASHER, 1/4 lock, internal teethBOLT, 1/4-20 x 15/16 long, hex. hd.BOLT, 1/4-20 x 1-1/2 long, hex. hd.

0

ALL1

1111331

1212102

QUANTITY PER ASSEMBLY

B B B D D D D D D D D D2 2 3 1 1 1 2 2 2 2 2 3A CBCBADFABCGJ G

2-3

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Lycoming 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

Figure 10. OIL PUMP ASSEMBLY AND ACCESSORY HOUSING ATTACHING PARTS

2-4 Revised December, 1985

Page 26: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

Lycoming 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

ACCESSORY HOUSING AND RELATED PARTSPROPELLER GOVERNOR OIL LINE

FIG.REF.11

PARTNUMBER

75167*75166*

2 STD-19303 751654 STD-355 STD-4756 STD-18387 LW-16266-25-388 MS20822-6**9 74070

10 MS29512-0611 75739*12 MS29512-06

DESCRIPTION

TUBE ASSY., Prop. governor oil lineTUBE ASSY., Prop. governor oil lineHOSE, 3/8 I.D. x 1.00 longCLIP, Prop. governor oil line supportWASHER, 5/16 plainWASHER, 5/16 lock, internal teethBOLT, 5/16-18 x 15/16 long, hex. hd.CLAMPELBOW, 3/8 flared tube & 1/4 NPT, 90°

ELBOW, 3/8 flared tube & 9/16-18 str. thd., adj. 45°

RING, "0"NIPPLE, 3/8 flared tube & 9/16-18 str. thd.

RING, "O"

0N QUANTITY PER ASSEMBLY

A B B B D D DD D D D DDDL 2 2 3 1 1 1 2 2 2 2 2 3L BC BAD F A B C GJ G

1 1 11 11 1 11 1 13331 11 11 11 11 11 11 11 1

111111

* Refer to Service Instruction No. 1435 for application.** Assemble in right crankcase, front.* Assemble in prop. governor adapter.

Revised December, 1985 2-5

Page 27: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

Lycoming 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYI INDER FLANGE CRANKCASE MODEL ENGINE

-1

4

-5

1

Figure 11. PROPELLER GOVERNOR OIL LINE

2-6 Revised December, 1985

Page 28: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

ACCESSORY HOUSING AND RELATED PARTSPROPELLER GOVERNOR DRIVES AND COVERS

FIG.REF.12

PARTNUMBER

0

ALL

DESCRIPTION

1 683172 715963 STD-12214 683155 75153*

75545**6 11027 31C-16*

31C-14*8 STD-17749 STD-35

10 STD-47511 STD-141012 6955113 7205314 6910615 7237816 STD-3517 STD-47518 STD-141019 STD-783

SHAFTGEAR, Prop. governor driveWASHER, Accessory driven gearRING, 13/16 dia. x 27/64 thick, internal retainingGASKET, Accessory drive adapterADAPTER ASSY., Prop. governor driveADAPTER ASSY., Prop. governor drive

PLUG, 1/8-27 NPT, AlienSTUD, 5/16-18 x 2.00 longSTUD, 5/16-18 x 1-3/4 longPIN, 1/8 dia. x 1/4 long

WASHER, 5/16 plainWASHER, 5/16 lock, internal teethNUT, 5/16-18 plainGASKET, Accessory drive adapterGASKET, GovernorCOVER, Governor drive adapter padCOVER, Governor drive adapter padWASHER, 5/16 plainWASHER, 5/16 lock, internal teethNUT, 5/16-18 plainPLUG, 1/4-18 NPT, Allen hd.

QUANTITY PER ASSEMBLY

1 1 11 1 11 1 11 1 1BCBADFABCGJG1 1 11 1 1

1 1 1

4 4 4

4 4 4444444

1 1

1 1

1 1 1 1 11 1 1

1 1 1 1 11 1 1

4 4 ARARAR 4 4 4 4 4444 4444444 4 4 4 4 4 4 4 4 444444444411 1111

* Adapter assembly and studs for Woodward governor installations.** Adapter assembly and studs for "AN" governor installations.* Assemble in right crankcase, front.

32 required for Woodward governor: 4 required for "AN" governor.

2-7

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17

16

18

LYCOIVIING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

,'~ ' ' "

19

Figure 12. PROPELLER GOVERNOR DRIVES AND COVERS

2-8

Page 30: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

ACCESSORY HOUSING AND RELATED PARTSFUEL PUMP ASSEMBLY AND ATTACHING PARTS

FIG.REF. PART13 NUMBER

1 600962 LW-15472

LW-163353 STD-334 STD-18825 723776 650987 STD-338 LW-38.759 STD-678

DESCRIPTION

GASKET, Fuel pumpFUEL PUMP, Low pressure, dual diaphragm (6441271)FUEL PUMP, Low pressure, dual diaphragm (6441452)WASHER, 3/8 plainSCREW, 3/8-16 x 1-9/32 long, socket hd., dr. hd.ELBOW, 3/8 tube, 90° (inlet)COVER, Fuel pumpWASHER, 3/8 plainBOLT, 3/8-16 x 3/4 long, hex. hd.WASHER, Lock

0N QUANTITY PER ASSEMBLY

L 2 2 3 1 1 1 2 2 2 2 2 3L B C B A D F A B C G J G

11111 1 1 1 1 11111111111 1

1

22222222222222222222

11 12 22 22 2

22

2-9

Page 31: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

6

LYCOMINGHIGH COMPRESSION:

0-320-B and D SERIES PARTS CATALOGWIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

7-9

8

2

4

Figure 13. FUEL PUMP ASSEMBLY AND ATTACHING PARTS

2-10

Page 32: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

ACCESSORY HOUSING AND RELATED PARTSVACUUM PUMP DRIVE AND DUAL DRIVE ASSEMBLIES

FIG.REF. PART14 NUMBER

QUANTITY PER ASSEMBLY

A BBBDDDDD D D DDDL 2 2 3 1 1 1 2 2 2 2 2 3L B C B A D F A B CG G11 61183

2 610983 STD-17744 STD-22175 729706 715967 703478 697259 61262

10 6972411 6614512 6931913 7159614 STD-207215 6931616 6973017 6973118 7159619 7323120 6972021 6974222 STD-54823 STD-221724 6994225 6972226 6931827 STD-93828 STD-133929 STD-830 STD-16031 STD-141132 STD-833 STD-16034 STD-141135 STD-69636 7102337 STD-16038 STD-1215

DESCRIPTION

GASKET, Accessory adapterADAPTER ASSY., Vacuum pump

PIN, 1/8 x 1/4 longSEAL, Oil, 7/8 I.D. x 1-1/2 O.D. x 5/16

GEAR ASSY., Vacuum pump drivenWASHER, Accessory driven gearDUAL DRIVE ASSY., Vacuum pump & hydraulic pump

ADAPTER ASSY., Dual accessory driveSTUD, 1/4-20 x 1-17/32 longSTUD, 1/4-20 x 3-5/8 longDOWEL, 1/4 dia. x 1/2 long

GEAR ASSY., Accessory driveWASHER, Accessory driven gear

RING, "0", Static sealGEAR, Dual accessory driveGEAR ASSY., Accessory idler

BUSHING, Accessory idler gearWASHER, Accessory driven gearGEAR ASSY., Vacuum pump drivenGASKET, Dual accessory drive adapter coverCOVER ASSY., Vacuum & hydraulic pump drive

SEAL, Oil, 7/8 I.D. x 1-3/8 O.D. x 5/16SEAL, Oil, 7/8 I.D. x 1-1/2 O.D. x 5/16STUD, 1/4-20 x 1-17/32 longSTUD, 1/4-20 x 1-15/16 longSHAFT, Accessory idler gearDOWEL, 3/32 dia. x 11/32 longPLUG, 1/16-27 NPT, Allen

WASHER, 1/4 plainWASHER, 1/4 internal lockNUT, 1/4-20 plain

WASHER, 1/4 plainWASHER, 1/4 lock, internal teethNUT, 1/4-20 plainWASHER, 17/64 I.D. x 1/2 O.D. x 1/32 thickBRACE, Dual driveWASHER, 1/4 lock, internal teethBOLT, 1/4-20 x 1-1/4 long, hex. hd.

111111

1111111 1 11 1 11 1 11 1 11 11

1113211111121111121112222111

AR111

11111111111111111111

11111111111111111111

2-11

Page 33: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

-5

1

18

26-

3413

31-

o

-37

Figure 14. VACUUM PUMP DRIVE AND DUAL DRIVE ASSEMBLIES

2-12

Page 34: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

IntentionallyLeft

Blank

Page 35: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

Lycoming 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

ACCESSORY HOUSING AND RELATED PARTSACCESSORY DRIVE COVERS

FIG.REF. PART15 NUMBER

1 83132 604303 685934 STD-85 STD-1606 STD-14117 83138 604309 STD-8

10 STD-16011 STD-1411

0N QUANTITY PER ASSEMBLY

A BB B D D D D D D D DL 2 2 3 1 1 1 2 2 2 2 2 3L B C B A D F A B C G J G

DESCRIPTION

GASKET, Vacuum pumpCOVER, Vacuum pumpSPACER, Vacuum pump studWASHER, 1/4 plainWASHER, 1/4 lock, internal teethNUT, 1/4-20 plainGASKET, Vacuum and hydraulic pumpCOVER, Vacuum and hydraulic pumpWASHER, 1/4 plainWASHER, 1/4 lock, internal teethNUT, 1/4-20 plain

1 1 1 1 1 1 1 11111

4444 4 4444

22888

CO

6,11 3

4,95,10

Figure 15. ACCESSORY DRIVE COVERS

2-13

Page 36: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

Lycoming 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

ACCESSORY HOUSING AND RELATED PARTSOIL FILTER ASSEMBLY AND OIL COOLER BYPASS VALVE

FIG.REF. PART16 NUMBER

1 69436*2 62415*3 STD-2944 624175 STD-7846 696757 711408 AN844-10D9 71623

10 AN777-8D11 AN901-8A12 7162013 7241314 6273215 AN816-816 MS20823-817 6281718 6117319 6897420 69510**21 STD-29422 STD-8

STD-823 STD-185624 LW-1279525 7785226 7785327 LW-1628628 LW-1321529 LW-1321630 STD-831 STD-16032 STD-141133 STD-185634 7594435 7651036 25C-10

DESCRIPTION

N QUANTITY PER ASSEMBLY

A B B B D D D D D D D D D DL 2 2 3 1 1 1 2 2 2 2 2 3L B C B AD F A B C GJ G

1 1 1 11 1 1 1

1

SPRING, Oil cooler bypassPLUNGER, Oil cooler bypassGASKET, 7/8 O.D. x 5/8 I.D. x 3/32 annularPLUG, Oil cooler bypassPLUG, 3/8 pipeCONNECTOR, Accessory housing to oil cooler inlet hoseFITTING, BreatherELBOW, Breather, 45°

WASHER, Oil cooler fittingELBOW, Universal, 75°

GASKET, Metal tube connection sealBOLT, Oil cooler fittingFITTING, Breather, 120° elbowCAP, Tachometer drive (assemble on acc. hsg.)NIPPLE, 1/2 flared tube, 3/8 NPTELBOW, 1/2 flared tube, 3/8 NPTSCREEN ASSY., Oil pressureGASKET, Oil pressure housingHOUSING, Oil pressure screenHOUSING, Thermostatic valve and pressure screenGASKET, 7/8 O.D. x 5/8 I.D. x 3/32 annularWASHER, 1/4 plainWASHER, 1/4 plainSCREW, 1/4-20 x 31/32 to 1.00 long, hex. hd. slottedGASKET, Oil filter adapterOIL FILTER BASE ASSY.OIL FILTER HOUSING ASSYFILTER ASSY., Oil, shortFILTER, Oil, short (spin on)FILTER ASSY., Oil, long (spin on)WASHER, 1/4 plainWASHER, 1/4 lock, internal teethNUT, 1/4-20 plainSCREW, 1/4-20 x 31/32 to 1.00 long, hex. hd. slottedVALVE ASSY., Temp. control, oil cooler bypass

GASKET, Valve assemblySTUD, 1/4-20 x 1-1/4 long

1 1 1 1 1 1 12

11111111111

1 1

1 11 1

1 1 11111

12

1 1 11 1 1 1 1

11111

1 1

21 1 1 1 1 11 1 1 1 1 1

1 1 1 1 1 11 1 1 1 1 1444444

3

111111111 1 11 1 111114444

111

14

4444444444 42 2 2 2 2 2 2 2221111111 11111 111 1

11 1 1 1 1 1 1

44444111111111133333111111111111111

144 441 1 1 11 1 1 133 331 1 1 111 1 1 111 1 1 1

4113111

* Not required when thermostatic bypass valve is used.* Provision for thermostatic valve in oil screen housing.

Revised December, 1985 2-14

Page 37: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

Lycoming 0-320-B and D SERIES PARTS CATALOGWIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

Figure 16. OIL FILTER ASSEMBLY AND OIL COOLER BYPASS VALVE

2-15 Revised December, 1985

Page 38: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

Lycoming 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

CYLINDER, PISTON AND VALVE TRAINCONNECTING RODS, PISTONS, AND RING ASSEMBLIES

FIG.REF.17

0N QUANTITY PER ASSEMBLY

PARTNUMBER DESCRIPTION

1 780302 LW-139233 780274 LW-121865 693736 750897 LW-14078

LW-140778 60828

72198*LW-11775

9 74241**74673 *

10 7385773998

ROD ASSY., ConnectingBUSHING, Connecting rod, upperBOLT, Connecting rodNUT, Connecting rod

BEARING, Connecting rodPISTON, Compression ratio 8.50:1PIN, PistonPIN, PistonPLUG, Piston pinPLUG, Piston pinPLUG, Piston pin (piloted in piston pin)RING, Piston, compressionRING, Piston, compressionRING, Piston, oil regulating (expander type)RING, Piston, oil regulating (expander type)

A BBBDD DDDDDDL 2 2 3 1 1 1 2 2 2 2 2 3L B C BA D F A B C GJ G

4488844

4 48

8 88 8

88 8

44 4

* Used with chrome cylinder installations.** Chrome ring for nitrided cylinders.* Plain ring for chrome cylinders.* Oil ring for nitrided cylinders.

Oil ring for chrome cylinders.

Revised December, 1985 3-1

Page 39: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

Figure 17. CONNECTING RODS, PISTONS AND RING ASSEMBLIES

3-2

Page 40: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

Lycoming 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

CYLINDER, PISTON AND VALVE TRAINCYLINDER ASSEMBLY

FIG.REF. PART18 NUMBER

1 LW-124162 720573 720584 600285 742306 667967 STD-18728 31C-129 25C-9

10 MS20823-6D11 6661012 1102

DESCRIPTION

CYLINDER AND HEAD ASSY., NitridedSEAT, Intake valveSEAT, ExhaustGUIDE, Valve intakeGUIDE, Valve exhaustINSERT, Spark plug (18-1.5mm)INSERT, 1/8-27 heli-coil, taper pipe threadSTUD, 5/16-18 x 1-1/2 longSTUD, 1/4-20 x 1-1/8 longELBOW, 45° , 3/8 flared tubeBUSHING, Rocker shaft

PLUG, 1/8-27 NPT, Allen head

QUANTITY PER ASSEMBLY

L B

4444488844

164

NOTE

No injection or primer system.

Revised December, 1985 3-3

Page 41: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

6

11

1

Figure 18. CYLINDER ASSEMBLY

3-4

Page 42: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

CYLINDER, PISTON AND VALVE TRAINVALVE ASSEMBLY

FIG.REF.19

PARTNUMBER DESCRIPTION

1 739382 LW-190013 LW-117954 LW-118005 654416 LW-133237 LW-100778 LW-164759 60009

10 MS13997-311 MS13998-312 7829013 7852414 6898715 LW-1499516 LW-1227217 STD-141118 6292219 70310

VALVE, IntakeVALVE, Exhaust (rotator type)SPRING, Valve, innerSPRING, Valve, outerSEAT, Valve spring, lower intakeSEAT, Valve spring, lower exhaustSEAT, Valve spring, upper intakeSEAT, Valve spring, upper exhaust (rotator type)KEY, Valve, intakeKEY, Valve, exhaust (rotator type)CAP, Valve stem, exhaust (rotator type)PLUNGER ASSY., Hydraulic tappetSOCKET, Push rod, hydraulic tappetTUBE, Push rod shroudSPRING, Shroud tubeLOCKPLATE, Shroud tubeNUT, 1/4-20 plainSEAL, Shroud tubeSEAL, Shroud tube

0NALL4488444488488844488

QUANTITY PER ASSEMBLY

BBBDDDDDDDDD223111222223BCBADFABCGJ G

3-5

Page 43: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

-2

LycomingHIGH COMPRESSION:

3

0-320-B and D SERIES PARTS CATALOGWIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

1617

3

Figure 19. VALVE ASSEMBLY

3-6

Page 44: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

CYLINDER, PISTON AND VALVE TRAINCYLINDER RELATED PARTS

FIG.REF.20

PARTNUMBER DESCRIPTION

1 73411*73412*73413*73414*

2 69444

3 603984 746365 746376 LW-137907 LW-128928 759069 61247

10 STD-192511 7148112 7488713 383-B14 STD-209015 65321

7761175118

16 6126017 STD-3518 STD-47519 STD-1410

ROD ASSY., PushROD ASSY., PushROD ASSY., PushROD ASSY., PushROCKER ASSY., Valve, intake

BUSHING, Valve rocker, intakeROCKER ASSY., Valve, exhaust

BUSHING, Valve rocker, exhaustSHAFT, Valve rockerTHRUST BUTTON, Rocker shaftGASKET, Cover, rocker boxCOVER, Rocker boxSCREW, 1/4-20 x 5/8 long, pan hd., self-lockingRING, Oil seal, 3/32 x 4-27/32 I.D.SPACER, 33/64 I.D. x 7/8 O.D. x 3/8 thickNUT, 3/8-24 plainNUT, 1/2-20 plainGASKET, Exhaust flange, copper/asbestosGASKET, Exhaust flange, stainlessGASKET, Exhaust flange, copperFLANGE, Exhaust (stainless)WASHER, 5/16 plainWASHER, 5/16 lock, internal teethNUT, 5/16-18 plain

0

AL

ARARARAR44444844

2442

16184

QUANTITY PER ASSEMBLY

223111222223BCBADFABCGJG

44

4444444 4 4888

* A total of 8 required.

Revised December, 1985 3-7

Page 45: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

LYCOMINGHIGH COMPRESSION:

0-320-B and D SERIES PARTS CATALOGWIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

12

9

10

Figure 20. CYLINDER RELATED PARTS

3-8

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-4,5,6

Figure 21. CYLINDER HEAD DRAIN TUBES AND INTERCYLINDER COOLING BAFFLES

LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

CYLINDER, PISTON AND VALVE TRAINCYLINDER HEAD DRAIN TUBES AND INTERCYLINDER COOLING BAFFLES

FIG.REF.21

PARTNUMBER DESCRIPTION

1 STD-6842 STD-21803 LW-15592-5-054 687595 687606 687617 725698 716119 71610

NIPPLE, Straight, 3/8 I.D. hoseHOSE, 3/8 I.D. x 1-13/16 longCLAMP, HoseTUBE ASSY., Oil drain, cylinder no. 1TUBE ASSY., Oil drain, cylinder no. 2TUBE ASSY., Oil drain, cylinders no. 3 & 4BAFFLE ASSY., IntercylinderRETAINER, IntercylinderHOOK, Intercylinder baffle retainer

0N QUANTITY PER ASSEMBLY

A B B B D D D D D D D D DL 2 2 3 1 1 1 2 2 2 2 2 3L B C B A D F A B C G J G

4481

1

2222

3-9

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HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

IGNITION SYSTEMMAGNETOS AND MAGNETO DRIVES

FIG.REF. PART22 NUMBER DESCRIPTION

1 61665 GEAR, Magneto, impulse coupling61665 GEAR, Magneto, impulse coupling

2 72495 GEAR, Magneto, retard breaker3 STD-761 PIN, Cotter, 3/32 dia. x 1.00 lg.

STD-761 PIN, Cotter, 3/32 dia. x 1.00 lg.4 61163 GEAR, Magneto5 62224 GASKET, Magneto adapter and magneto6 LW-12706 ADAPTER, Magneto, impulse coupling7 LW-12681 GASKET, Magneto8 LW-51360-29 MAGNETO, S4LN-20

LW-51360-37 MAGNETO, Impulse coupling, S4LN-21LW-163045-3 MAGNETO, S4LN-204LW-163005-2 MAGNETO, Retard breaker, S4LN-200LW-349305-1 MAGNETO, S4LN-1209LW-349365-3 MAGNETO, Impulse coupling, S4LN-1227LW-163045-6 MAGNETO, W/Electric tach. pick-up, S4LN-204

9 LW-15635 MAGNETO AND HARNESS ASSY., Right (Slick)10 LW-15636 MAGNETO, Right, Slick model 425011 77743 HARNESS ASSY., Ignition, right12 LW-16591 MAGNETO AND HARNESS ASSY., Right (Slick)13 LW-15638 MAGNETO, Right (Slick model 4251, impulse coupling)14 77743 HARNESS ASSY., Ignition, right15 LW-16895 MAGNETO AND HARNESS ASSY., Right (SlicK)16 LW-15638 MAGNETO, Right (Slick model 4251, impulse coupling)17 LW-16892 HARNESS ASSY., Ignition, right18 LW-15637 MAGNETO AND HARNESS ASSY., Left (Slick)19 LW-15638 MAGNETO, Left (Slick model 4251, impulse coupling)20 77745 HARNESS ASSY., Ignition, left21 LW-16894 MAGNETO AND HARNESS ASSY., Left (Slick)22 LW-15638 MAGNETO, Left (Slick model 4251, impulse coupling)23 LW-16893 HARNESS ASSY., Ignition, left24 75965 CLAMP, Magneto

76961 CLAMP, Magneto25 STD-1727 WASHER, Plain, 3/4 O.D. x 21/64 I.D. x 1/8 thick26 STD-475 WASHER, 5/16 lock, internal teeth27 STD-1410 NUT, 5/16-18 plain28 76734 STRAP, Zip29 LW-14057 CLIP, 1 wire30 LW-14060 CLIP, 2 wire31 LW-52305-1 KIT ASSY., Magneto ground terminal

LW-157209 KIT ASSY., Magneto ground terminal32 LW-157208 KIT ASSY., Magneto ground terminal

N QUANTITY PER ASSEMBLY

A B B B D D D D D D D D DL 2 2 3 1 1 1 2 2 2 2 2 3L B C B A D F A B C G J G

1 11111 11 12

1 11 1

2

3233113211211 1111

22 22221 1 1 11 1 1 1

11

11

1 11 1

1

11

1 11 11 1

11111

1 11 11 1

111

11

11

444444

4 4444

44 44444

823

888222333

2 2221

221

4-1

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FIG.REF.22

PARTNUMBER

* Item No. 33 spark plugs are used in current production only. Additional spark plugs are available for these engines. See latest edition ofAvco Lycoming Service Instruction No. 1042 for complete listing of all approved spark plugs.

20

5

8

LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

IGNITION SYSTEMMAGNETOS AND MAGNETO DRIVES (Cont.)

DESCRIPTION

0NALLL8

QUANTITY PER ASSEMBLY

B B2231112 B D 1 1 2 2 D 2223B C B A D F A B C G J G

833 1182-B3*

1182-05*SPARK PLUG, (Champion REM-40E)SPARK PLUG, (AC-SR93)

19,22-

10,13

11,14

Figure 22. MAGNETOS AND MAGNETO DRIVES

4-2

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LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

IGNITION SYSTEMIGNITION HARNESS AND LEAD ASSEMBLY (SLICK)

FIG.REF. PART23 NUMBER

1 LW-M-2403LW-M-2415LW-M-2404LW-M-2416

2 LW-M-23753 723514 LW-140605 LW-140576 LW-16266-25-507 STD-88 STD-1609 AN500-416-18

10 STD-187411 STD-121512 STD-141113 STD-69614 7191015 LW-18959-150-2516 STD-55317 AN365-632A18 76734* M-1985-48

* M-1985-48

* M-1985-72

* 76923-48S70-63

* 76923-72S90-63

* 76923-48S90-63

* 76923-48S70-63

DESCRIPTION

0N QUANTITY PER ASSEMBLY

A B B B D D D D D D D D D2 2 3 1 1 1 2 2 2 2 2 3

L BC B A D F A B C G J G1 1 1 1 1 1HARNESS ASSY., Magneto (left)

HARNESS ASSY., Magneto (left)HARNESS ASSY., Magneto (right)HARNESS ASSY., Magneto (right)PLATE, Spark plug cableSCREW, No. 10-32 self-lockingCLIP, Two wire for 1/4 screwCLIP, One wire for 1/4 screwCLAMPWASHER, 1/4 plainWASHER, 1/4 lock, internal teethSCREW, 1/4-20 x 1-1/8 long, fillister headSCREW, 1/4-20 self-lockingSCREW, 1/4-20 x 1-1/4 longNUT, 1/4-20 plainWASHER, 1/4 plainCLAMP, 1-3/4 I.D.

25 CLAMP, 1-1/2 I.D.SCREW, 6/32 x 1/2 long, rd. hd.NUT, 6/32 self-lockingZIP STRAPLEAD ASSY., Replacement top & bottom leads(LW-M-2403 & LW-M-2404 harnesses)

LEAD ASSY., Replacement top & bottom leads except for1T & 2T (LW-M-2415 & LW-M-2416 harnesses)

LEAD ASSY., Replacement for 1T & 2T leads(LW-M-2415 & LW-M-2416 harnesses)

LEAD ASSY., Replacement, top and bottom leads (78539harness)

LEAD ASSY., Replacement, Nos. 1 & 2 top leads(78546 harness)

LEAD ASSY., Replacement, Nos. 3 & 4 top leads(78546 harness)

LEAD ASSY., Replacement, bottom leads (78546harness)

1 1 1 1

2 2 2 288882222

1 11 1

1 12222

8 822222 21 1

2222 8222222 221 1 1 1 1 1

8

1 1 1 12 2 2 2

4 41 12 2

AR AR4 4 4

2 224 444 442 22

4 4 44 4 42 6 2 2 6

AR AR AR AR AR AR AR AR

AR AR

AR AR

AR AR AR AR AR AR AR

AR AR

AR AR

AR AR

* Replacement lead assemblies have spark plug terminal end assembled and are shipped with necessary parts to complete magneto endassembly after being cut to proper length.

4-3

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LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

4,15

Figure 23. IGNITION HARNESS AND LEAD ASSY. (SLICK)

4-4

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LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

ELECTRICAL COMPONENTSALTERNATOR ASSEMBLY

FIG.REF.24

PARTNUMBER DESCRIPTION

QUANTITY PER ASSEMBLY

A B B B D D D D D D D D DL 22 3L BC

1 1 1 1 1 11

1 78308* ALTERNATOR, 12 volt - 40 amp (ALE-8406)LW-14319* ALTERNATOR, 24 volt - 50 amp (ALT-8421)LW-14324* ALTERNATOR, 24 volt - 70 amp (ALU-8421)LW-14308* ALTERNATOR, 12 volt - 60 amp (ALY-8420)LW-14310* ALTERNATOR, 12 bolt - 60 amp (ALY-6420)

2 60886 BELT, Generator drive71579 BELT, Generator drive76026 BELT, Alternator drive

1 1 11 1 1 1 1 1 1 1

11 1 1 1 1 1111111

* Externally grounded, 3.25:1 ratio.

Figure 24. ALTERNATOR ASSEMBLY

5-1

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LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

ELECTRICAL COMPONENTSGENERATOR MOUNTING AND ATTACHING PARTS

FIG.REF. PART25 NUMBER

1 704192 733833 STD-18384 760285 STD-356 LW-31H.757 STD-17278 LW-31H.759 77718

10 LW-31H.7511 STD-185112 STD-203313 STD-3514 STD-142015 STD-68

DESCRIPTION

BRACKET, GeneratorLOCKPLATE, 5/16 bolt x 1.00 spacingBOLT, 5/16-18 x 15/16 long, hex. hd.LINK, Generator adjustingWASHER, 5/16 plainBOLT, 5/16-18 x 3/4 long, hex. hd. dr.WASHER, Plain, 3/4 O.D. x 11/32 I.D. x 1/8 thickBOLT, 5/16-18 x 3/4 long, hex. hd. dr.STRUT, Generator supportBOLT, 5/16-18 x 3/4 long, hex. hd. drBOLT, 5/16-18 x 1-5/32 long, dr. endBOLT, 5/16-18 x 1-9/32 long, dr. endWASHER, 5/16 plainNUT, 5/16-18 slottedPIN, Cotter, 1/16 dia. x 1/2 long

0N QUANTITY PER ASSEMBLY

A B B B D D D D D D DD DL 2 2 3 1 1 1 2 2 2 22 3L B C B A D F A B C G J G

2222 22222222 22224444 44441111 11111111 11111111 11111111 11111111 11111122221

AR AR AR AR22222222

2222

AR AR AR AR2 2 2 22222

5-2

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LYCOMINGHIGH COMPRESSION:

0-320-B and D SERIES PARTS CATALOGWIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

4

-12

-9

11

-3

-3

Figure 25. GENERATOR MOUNTING AND ATTACHING PARTS

5-3

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HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

ELECTRICAL COMPONENTSALTERNATOR MOUNTING AND ATTACHING PARTS

FIG.REF. PART26 NUMBER

1 74324LW-13039*76906**

2 733833 LW-133654 STD-4755 STD-1838

STD-18386 74325

75380LW-10729*

7 STD-358 LW-31H.75

STD-1858**9 STD-1727

10 LW-31H.7511 74323

76908**12 LW-31H.75

STD-1858**13 STD-69014 AN6-32

AN6-1415 STD-69016 STD-87217 STD-71318 AN6-13

AN6-1619 7653420 STD-69021 STD-87222 STD-713

DESCRIPTION

BRACKET, AlternatorBRACKET, AlternatorBRACKET, AlternatorLOCKPLATE, 5/16 bolt x 1.00 spacingBRACE, Alternator bracketWASHER, 5/16 lock, internal teethBOLT, 5/16-18 x 15/16 long, hex. hd.BOLT, 5/16-18 x 15/16 long, hex. hd.LINK, Alternator adjustingLINK, Alternator adjustingLINK, Alternator adjustingWASHER, 5/16 plainBOLT, 5/16-18 x 3/4 long, hex. hd. dr.BOLT, 5/16-18 x 29/32 long, hex. hd. dr.WASHER, Plain, 3/4 O.D. x 11/32 I.D. x 1/8 thickBOLT, 5/16-18 x 3/4 long, hex. hd. dr.STRUT, Alternator supportSTRUT, Alternator supportBOLT, 5/16-18 x 3/4 long, hex. hd. dr.BOLT, 5/16-18 x 29/32 long, hex. hd. dr.WASHER, 13/16 0.D. x 25/64 I.D x 1/16 thickBOLT, 3/8-24 x 3-21/64 long, hex. hd. dr. endBOLT, 3/8-24 x 1-37/64 long, hex. hd. dr. endWASHER, 13/16 O.D. x 25/64 I.D. x 1/16 thickNUT, 3/8-24 slottedPIN, Cotter, 3/32 dia. x 3/4 longBOLT, 3/8-24 x 1-7/16 long, hex. hd. dr. endBOLT, 3/8-24 x 53/64 long, hex. hd. dr. endSHIM, 1-1/8 O.D. x 13/32 I.D. x 1/64 thickWASHER, 13/16 O.D. x 25/64 I.D. x 1/16 thickNUT, 3/8-24 slottedPIN, Cotter, 3/32 dia. x 3/4 long

QUANTITY PER ASSEMBLY

A B B B D D D DL 2 2 3 1 1 1 2 2 2 2 2 3L B C B A D F A B C G J G

11111111111

1 1

2 2 2 2 2 2

11

22223

111111

1

111111

111111111111

11 1 1 1 1

1

1 1 1 1 1111 1 1 1 1

1 1 1 1 11

1 1 1 1 11 1 1 1 11 1 1 1 1

111111

1111111111111111111111

AR AR AR AR AR AR AR AR AR AR111111111111111111111111111111 1 1 1 1

AR AR AR AR AR AR AR AR AR ARAR AR AR AR AR AR AR AR AR AR11111111111111111111

* Used on Prestolite installations.** Used on Cessna and Beech installations.

5-4

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LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

0

-13-11

7

-18

Figure 26. ALTERNATOR MOUNTING AND ATTACHING PARTS

5-5

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1 LW-15571

LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

ELECTRICAL COMPONENTSSTARTER MOTOR AND ATTACHING PARTS

FIG.REF.27

PARTNUMBER

0N QUANTITY PER ASSEMBLY

DESCRIPTION

LW-15572

LW-16460

2 STD-353 STD-4754 STD-21565 STD-1410

STARTER, 12 volt, 3.38:1 internal reduction, 12/14pitch pinion (MZ-4222)

STARTER, 24 volt, 3.38:1 internal reduction, 12/14pitch pinion (MHB-4016)

STARTER, 12 volt, 3.38:1 internal reduction, 12/14pitch pinion (MZ-4224)

WASHER, 5/16 plainWASHER, 5/16 lock, internal teethBOLT, 5/16-18 x 1-5/32 long, hex. hd.NUT, 5/16-18 plain

A B B B D D D D D D D D DL 22 3 1 1 1 2 2 2 2 2 3L BC BADFABC GJ G

1111111111 1

1 1 11 111

14413

5-6

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LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

5

Figure 27. STARTER MOTOR AND ATTACHING PARTS

5-7

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LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

OIL SUMP AND INDUCTION SYSTEMOIL SUMP ASSEMBLY AND OIL SUCTION SCREEN

FIG.REF. PART28 NUMBER

1 LW-133532 72362

LW-1082877159

3 6137661377

4 7891469602

5 31C-156 614007 31C-148 STD-919 1102

10 STD-55111 STD-812 STD-16013 STD-120414 STD-141915 STD-141116 6082017 6138118 STD-122719 STD-143320 STD-821 STD-140922 STD-6823 6137824 STD-104525 6135826 7048427 STD-11128 LW-12545

DESCRIPTION

GASKET, Oil sumpSUMP ASSEMBLY, OilSUMP ASSEMBLY, OilSUMP ASSEMBLY, Oil

CONNECTION, Intake pipe, frontCONNECTION, Intake pipe, rearCONNECTION, Intake pipeCONNECTION, Intake pipeSTUD, 5/16-18 x 1-7/8 longSTUD, 1/4-20 x 1-3/16 longSTUD, 5/16-18 x 1-3/4 longPLUG, 1/2-14 NPT, AllenPLUG, 1/8-27 NPT, Allen

PLUG, 1/2-14 NPT, Sq. hd. drilledWASHER, 1/4 plainWASHER, 1/4 lock, internal teethBOLT, 1/4-20 x 15/16 long, hex. hd.BOLT, 1/4-20 x 1-1/8 long, hex. hd.NUT, 1/4-20 plainGASKET, Oil suction tube flangeTUBE ASSY., Oil suctionWASHER, 1/4 plain (copper)BOLT, 1/4-20 x 1-1/2 long, hex. hd. dr. endWASHER, 1/4 plain (max. 4)NUT, 1/4-20, slotted shearPIN, 1/16 dia. x 1/2 long, cotterSCREEN, Oil suctionGASKET, 1-1/4 I.D. x 1-1/2 O.D. x 3/32 annularPLUG, 1-1/2 hex. hd. x 1-1/4-12 thd.SCREEN, Oil suctionGASKET, 1.00 I.D. x 1-1/4 O.D. x 3/32 annularPLUG, 5/8 hex. hd. x 1.00-20 thd.

0N QUANTITY PER ASSEMBLY

L B B D D D D D D D DL 2 2 3 1 1 l 2 2 2 2 2 3L B C B A D F A B C G J G

11 1 1

1 11111111

2 2 22 2 2

4 44444444

4 4 4 4 4 4 4 4 4 4 4444444444

41 1111111

21 1 1 2 2

32 32 32 28 282222222

28 28 28 28 28 28 2820

1616 16 14 8 14 14 14 14 14 14 142

14 14 141 1 11 1 1222222

AR AR AR2222221 1 11111 1 1

12 18 12 12 12 12 12 12 12

1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1

6-1

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LYCOMINGHIGH COMPRESSION:

0-320-B and D SERIES PARTS CATALOGWIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

3

Figure 28. OIL SUMP ASSEMBLY AND OIL SUCTION SCREEN

6-2

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LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

OIL SUMP AND INDUCTION SYSTEMINTAKE PIPE ASSEMBLY

FIG.REF.29

0N QUANTITY PER ASSEMBLY

PARTNUMBER DESCRIPTION A B B B D D D D D D D D D

L 2 2 3 1 1 1 2 2 2 2 2 3L B C BA D F A B C GJ G

2 2 2222

21 LW-16728

745212 LW-167303 LW-167294 745225 74084*6 STD-1196

696037 LW-15592-8-288 719739 74360

73346LW-14555

10 STD-811 STD-16012 STD-1215

PIPE, Intake, cyls. no. 1 and 2PIPE, Intake, cyls. no. 1 and 2PIPE, Intake, cyl. no. 3PIPE, Intake, cyl. no 4PIPE, Intake, cyl. no. 3 and 4PIPE, IntakeHOSE. 1-1/2 1.D x 1-7/8 0.D. x 1-1/2 longHOSE, 1-3/4 I.D. x 2-3/16 0 D. x 1-3/4 longCLAMP, HoseGASKET, 2 bolt flange. 1-7/8 I DFLANGE, Intake pipe. upperFLANGE, Intake pipe, upperFLANGE. Intake pipe. upperWASHER. 1/4 plainWASHER, 1/4 lock, internal teethBOLT. 1/4-20 x 1-1/4 long. hex hd

2 22 2

22

24 4 4 4 4 4 4 4

4444 4 4444444444

84

444 4

48

88 I

* Used on sumps with dynafocal mounting.

6-3

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55

10-11-

LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

3,4

1

2. -1

9

11

Figure 29. INTAKE PIPE ASSEMBLY

6-4

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LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

OIL SUMP AND INDUCTION SYSTEMCARBURETOR ASSEMBLY

FIRE3

IG.EF. PART0 NUMBER

1 6622477154

2 723947727978728LW-13659LW-15958LW-15986

3 STD-354 STD-14105 STD-1763

DESCRIPTION

0 QUANTITY PER ASSEMBLY

A B B B D D D D D D D DDL 2 2 3 1 1 1 2 2 2 2 2 3L B C B A D F A B C G J G

1 1 1 1 1 1 1 1 1 1 11

GASKET, CarburetorGASKET, CarburetorCARBURETOR, Marvel Schebler, MA-4SPA (10-3678-32)CARBURETOR, Marvel Schebler, MA-4SPA (10-4910)CARBURETOR, Marvel Schebler, MA-4SPA (10-5009)CARBURETOR, Marvel Schebler, MA-4SPA (10-5135)CARBURETOR, Marvel Schebler, HA-6 (10-5224)CARBURETOR, Marvel Schebler, MA-4SPA (10-5217)WASHER, 5/16 plainNUT, 5/16-18 plainLOCKNUT, 5/16 palnut

1 111 1

1 1 11

1 1

11 11 1 1

11 1 1

1 1444

6-5

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LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

Figure 30. CARBURETOR ASSEMBLY

6-6

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LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

OIL SUMP AND INDUCTION SYSTEMPRIMING SYSTEM

FIG.REF PART31 NUMBER

1 1102*2 LW-12098-1-1703 LW-12098-1-1164 LW-12098-0-1005 LW-12098-1-134

LW-12098-0-1006 LW-16266-25-137 LW-18959-150-25

719108 LW-144329 STD-553

10 AN365-632A11 STD-85312 7422513 STD-67014 STD-692

DESCRIPTION

PLUG, 1/8-27 NPT, AllenTUBE ASSY., Primer cylinders, nos. 1 & 2TUBE ASSY., Primer cylinders, nos. 3 & 4TUBE ASSY., Primer, intermediateTUBE ASSY., Primer, intermediate, leftTUBE ASSY., Primer, intermediate, rightCLAMPCLAMP, 1-1/2 I.D. with 1/4 dia. offsetCLAMP, 1-3/4 I.D. with 1/4 dia. offsetBRACKET, Support clampSCREW, No. 6-32 x 1/2 long, rd. hd.NUT, No. 6-32, self-lockingTEE, Union, 1/8 tubeNIPPLE ASSY., PrimerNUT, No. 10-32SCREW, No. 10-32

O QUANTITY PER ASSEMBLY

A B B B D D D D D D D DDL 2 2 3 1 1 1 2 2 2 2 2 3L B C B A D F A B C G J G422

222 2 211

4444

4434

4 44 41

1

* Assemble in cylinder heads.

6-7

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LYCOMINGHIGH COMPRESSION:

0-320-B and D SERIES PARTS CATALOGWIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

-7, 910

-3

3

)

4,5 4.5

Figure 31. PRIMING SYSTEM

6-8

Page 68: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

SERVICE KIT SECTION

SEAL AND GASKET SETWIDE CYLINDER FLANGE MODELS

Part No. Part Name Qty.

69371-1MS29512-6STD-111STD-2217STD-213STD-294STD-548STD-1006STD-1045STD-20721691-C8313600966059260820611736118361523615316222465321662246831569164693456955169720698277031070455714817197372053720597207572078720917231272829733837381773818740657406874524759067651076940LW-12272

SEAL AND GASKET SETSEALGASKETSEAL, OilSEALGASKET, AnnularSEAL, OilRING, Oil sealGASKET, Annular"O RING"GASKETGASKET, Vacuum pumpGASKET, Fuel pumpGASKET, CarburetorGASKET, Oil suction tube flangeGASKET, Oil pressure housingGASKET, Accessory adapterCONTAINERGASKET, Hydraulic valveGASKET, Magneto adapterGASKET, Exhaust flangeGASKET, CarburetorGASKET, Accessory drive adapterGASKETSPACERGASKET, Accessory pad coverGASKET, Dual accessory drive coverGASKET, Governor spacerSEAL, Shroud tubeGASKETRING, Oil sealGASKET, Intake flangeGASKET, Governor driveGASKETSEAL, OilLOCKPLATE, Cam gearRING, Oil sealRING, Oil sealLOCKPLATELOCKPLATELOCKPLATE, Crankshaft idler gear shaftGASKET, Accessory housingRING, Oil level gage sealRING, Oil level gage sealRING, Oil sealGASKET, Rocker box coverGASKETSEAL, Crankshaft oilLOCKPLATE, Shroud tube

111112112112111111144211

111814421622112211114114

7-1

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LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

SERVICE KIT SECTION

SEAL AND GASKET SETWIDE CYLINDER FLANGE MODELS

Part No. Part Name Qty.

69371-1 SEAL AND GASKET SET (Continued) 1LW-12681 GASKET, Magneto 2LW-12795 GASKET 1LW-13353 GASKET, Oil sump 1LW-13792 SEAL, Crankshaft oil 1LW-14260 SEAL, Tachometer shaft 1LW-14995 SPRING 4LW-18639 LOCKPLATE, Crankshaft gear 1LW-18661 SEAL, Shroud tube 16

7-2

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LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

SERVICE KIT SECTION

SEAL AND GASKET SETWIDE CYLINDER FLANGE MODELS

Part No. Part Name Qty.

LW-16850 SEAL AND GASKET SET 1STD-111 GASKET 1STD-2217 SEAL, Oil 1STD-294 GASKET, Annular 2STD-1045 GASKET, Annular 28313 GASKET, Vacuum pump 2LW-18639 LOCKPLATE, Crankshaft gear 161183 GASKET, Accessory adapter 162224 GASKET, Magneto adapter 2LW-18661 SEAL, Shroud tube 86532] GASKET, Exhaust flange 466224 GASKET, Carburetor 270310 SEAL, Shroud tube 871481 RING, Oil seal 471973 GASKET, Intake flange 472059 GASKET 172075 SEAL, Oil 672091 RING, Oil seal 273383 LOCKPLATE 273818 GASKET, Accessory housing 175906 GASKET, Rocker box cover 4LW-12272 LOCKPLATE, Shroud tube 4LW-12681 GASKET, Magneto 2LW-12795 GASKET 1LW-13353 GASKET, Oil sump 1LW-13792 SEAL, Crankshaft oil 1LW-14260 SEAL, Tachometer shaft 1LW-14995 SPRING 4

7-3

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Lycoming 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYI INDER FLANGE CRANKCASE MODEL ENGINE

SERVICE KIT SECTION

CYLINDER, PISTON AND RING KITWIDE CYLINDER FLANGE MODELS

Part No. Part Name Qty.

75401MS13997-3MS13998-3STD-1411STD-192560009LW-18661LW-13790608287590661247LW-1180065441LW-11795LW-10077LW-14995LW-12272LW-1879073857 or LW-12328LW-14077703107119571481LW-16475739387424175089LW-19001LW-13323LW-12416STD-1215SSP-2472LW-11775SSP-2272LW-12892

CYLINDER, PISTON AND RING KITKEY, Valve exhaustCAP, Valve stem, exhaustNUT, Plain, 1/4-20SCREW, 1/4-20 x 5/8 long, fill. hd., self-lockingKEY, Valve intakeSEAL, Shroud tubeSHAFT, Valve rockerPLUG, PistonGASKET, Rocker box coverCOVER, Rocker boxSPRING, Valve, outerSEAT, Valve spring, lowerSPRING, Valve, innerSEAT, Valve spring, upper, intakeSPRING, Shroud tubeLOCKPLATE, Shroud tubeROCKER ASSY., ValveRING, Piston, oil regulating (expander type)PIN, PistonSEAL, Shroud tubeBOX, Set-upRING, Oil seal 4-27/32 I.D. x 3/32 dia. sect.SEAT, Valve spring, upper, exhaustVALVE, IntakeRING, Piston, compressionPISTONVALVE, Exhaust (rotator type)SEAT, Valve spring, lower, exhaustCYLINDER AND HEAD ASSY.BOLTTAGPLUG, Piston pinTAGBUTTON, Thrust

12116221211212111211211112111121212

7-4 Revised December, 1985

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TEXTRON Lycoming 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSIO: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

NUMERICAL INDEX

PART NO. PART NAME PAGE NO. PART NO. PART NAME PAGE NO.

AN365-632AAN365-632AAN500-416-18AN565B1032H5AN6-13AN6-14AN6-16AN6-32AN6-34AAN777-8DAN816-8AN844-10DAN901-8AAN960-616LLW-10077LW-10647LW-10729LW-10828LW-11775LW-11795LW-11800LW-11866LW-12098-0-100LW-12098-1-116LW-12098-1-134LW-1 2098-1-170LW-12186LW-12272LW-12408LW- 12416

LW-12545LW-12681LW-12706LW-12795LW- 12892LW-13039LW-13215LW-13216LW-13323LW-13353LW-13365LW-13659LW-13775LW-13790LW-13792LW-13793LW-13796LW-13813LW-13884

NutNutScrewScrewBoltBoltBoltBoltBoltElbowNippleElbowGasketWasherSeatDowelLinkSump Assy.PlugSpringSpringNutTube Assy.Tube Assy.Tube Assy.Tube Assy.NutLockplateHousing Assy.Cylinder Assy.

PlugGasketAdapterGasketThrust Button

BracketFilterFilterSeatGasketBraceCarburetorImpeller Assy.ShaftSealStudShaftCrankcase Assy.Bearing

4-36-74-31-115-45-45-45-41-152-142-142-142-141-153-51-15-46-13-13-53-51-156-76-76-76-73-13-52-13-3

6-14-14-12-143-75-42-142-143-56-15-46-52-33-71-51-11-131-11-5

LW- 13896LW-13923LW-14021LW-14057LW-14057LW- 14060LW- 14060LW-14077LW-14078LW-14260LW- 14308LW-14310LW-14319LW-14324LW-14416LW-14432LW-14555LW-14758LW-14759LW-14768LW-14780LW-14788LW-14793LW-14798LW-14995LW-15472LW-15571LW-15572LW-15592-5-05LW-15592-8-28LW-15635LW-15636LW-15637LW-15638LW-157208LW-157209LW-1 5958LW-15970LW-15986LW-16047LW-16266-25-13LW-16266-25-38LW-16266-25-50LW-16286LW-16335LW-163005-2LW-163045-3LW-163045-6LW-16437LW- 16460

PlugBushingShaftClipClipClipClipPinPinSealAlternatorAlternatorAlternatorAlternatorHousing Assy.BracketFlangeGage Assy.Gage Assy.Gage Assy.Gage Assy.Gage Assy.Gage Assy.Gage Assy.SpringFuel PumpStarterStarterClampClampMag. & Harness Assy.MagnetoMag. & Harness Assy.MagnetoKit Assy.Kit Assy.CarburetorTubeCarburetorBearingClampClampClampFilter Assy.Fuel PumpMagnetoMagnetoMagnetoHousing Assy.Starter

1-113-11-114-14-34-14-33-13-12-35-15-15-15-12-16-76-31-31-31-31-31-31-31-33-52-95-65-63-96-34-14-14-14-14-14-16-51-36-51-56-72-54-32-142-94-14-14-12-15-6

Revised December, 1985 8-1

Page 73: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

Lycoming 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

NUMERICAL INDEX (Cont.)

PART NO. PART NAME PAGE NO. PART NO. PART NAME PAGE NO.

LW-16475LW-16591LW-16711LW-16728LW-16729LW-16730LW-16843LW-16892LW-16893LW- 16894LW-16895LW-17060LW-17061LW-17064LW-17071LW-18369LW-18372LW- 18402LW-18639LW-18667LW-18837LW-18838LW-18959-150-25LW-18959-150-25LW-1 9001LW-31 H.75LW-31 H.75LW-38.75LW-349305-1LW-349365-3LW-51360-29LW-51360-37LW-52305-1LW-M-2375LW-M-2403LW-M-2404LW-M-2415LW-M-2416M-1985-48M-1985-72MS13997-3MS13998-3MS16625-1081MS20822-6MS20823-6DMS20823-8MS29512-06STD-8STD-8STD-8STD-8

SeatMag. & Harness Assy.BearingPipePipePipeSupport Assy.Harness Assy.Harness Assy.Mag. & Harness Assy.Mag. & Harness Assy.Crankshaft Assy.Crankshaft Assy.Crankshaft Assy.Crankshaft Assy.Crankcase Assy.Crankcase Assy.Crankcase Assy.LockplatePinCamshaft Assy.Camshaft Assy.ClampClampValveBoltBoltBoltMagnetoMagnetoMagnetoMagnetoKit Assy.PlateHarness Assy.Harness Assy.Harness Assy.Harness Assy.Lead Assy.Lead Assy.KeyCapRingElbowElbowElbowRingWasherWasherWasherWasher

3-54-11-56-36-36-31-74-14-14-14-11-71-71-71-71-11-11-11-71-91-91-94-36-73-55-25-42-94-14-14-14-14-14-34-34-34-34-34-34-33-53-51-92-53-32-142-51-152-32-112-13

STD-8STD-8STD-8STD-8STD- 19STD-33STD-33STD-35STD-35STD-35STD-35STD-35STD-35STD-35STD-35STD-35STD-68STD-68STD-91STD-111STD-160STD- 160STD- 160STD- 160STD- 160STD- 160STD-160STD- 160STD-294STD-425STD-475STD-475STD-475STD-475STD-475STD-475STD-475STD-514STD-548STD-551STD-553STD-553STD-557STD-596STD-670STD-678

STD-678STD-684STD-690STD-692

WasherWasherWasherWasherDowelWasherWasherWasherWasherWasherWasherWasherWasherWasherWasherWasherPinPinPlugGasketWasherWasherWasherWasherWasherWasherWasherWasherGasketWasherWasherWasherWasherWasherWasherWasherWasherDowelSealPlugScrewScrewDowelNutNutWasher

2-144-36-16-31-111-152-91-112-32-52-73-75-25-45-66-55-26-16-16-11-152-32-112-132-144-36-16-32-141-51-112-52-73-74-15-45-61-12-116-14-36-71-11-156-71-15

WasherNippleWasherScrew

2-9

3-95-46-7

8-2 Revised December, 1985

Page 74: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

Lycoming 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

NUMERICAL INDEX (Cont.)

PART NO.

STD-696STD-696STD-713STD-761STD-783STD-784STD-784STD-798STD-853STD-872STD-872STD-938STD-1006STD-1045STD-1045STD-1065STD-1196STD-1204STD- 1204STD-1 211STD-1215STD-1215STD-1215STD-1221STD-1227STD-1339STD-1339STD-1 339STD- 1409STD- 1409STD-1410STD-1410STD-1410STD-1410STD-1 410STD-1410STD-1411STD-1411STD-1411STD-1411STD-1411STD-1411STD-1411STD-1414STD-1414STD-1416STD-1419STD-1419STD- 1420STD- 1420

PART NAME

WasherWasherPinPinPlugPlugPlugDowelTeeNutNutDowelRingGasketGasketDowelHoseBoltBoltPlugBoltScrewBoltRingWasherPlugPlugPlugNutNutNutNutNutNutNutNutNutNutNutNutNutNutNutBoltBoltBoltBoltBoltNutNut

PAGE NO.

2-114-35-44-12-72-12-141-116-71-155-42-112-11-56-11-76-32-36-11-72-114-36-32-76-11-12-32-111-156-11-112-73-74-15-66-51-152-112-132-143-54-36-11-152-31-151-156-12-35-2

PART NO.

STD-1433STD-1623STD-1727STD-1727STD-1727STD-1763STD-1774STD-1774STD-1838STD-1838STD-1838STD-1851STD-1856STD-1858STD-1872STD-1874STD-1 882STD-1925STD-1930STD-2033STD-2072STD-2084STD-2090STD-2156STD-2167STD-2168STD-2180STD-2213STD-221725C-925C-1025C-1125C-2225C-3131C-1231C-1231C-1231C-1331C-1331C-1431C-1431C-1431C-1531C-1631C-1631CD-1731C-1938-1338-2238D-17

PART NAME

BoltInsertWasherWasherWasherLocknutPinPinBoltBoltBoltBoltScrewBoltInsertScrewScrewScrewHoseBoltRingBoltNutBoltScrewNutHoseScrewSealStudStudStudStudStudStudStudStudStudStudStudStudStudStudStudStudStudStudStudStudStud

PAGE NO.

6-11-14-15-25-46-52-72-112-55-25-45-22-145-43-34-32-93-72-55-22-111-153-75-61-131-133-91-72-113-32-142-12-12-11-12-13-31-12-11-12-76-16-11-12-72-12-11-11-11-1

8-3

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Lycoming 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

NUMERICAL INDEX (Cont.)

PART NO.

50-15383-B1028-B1102110211021102110211021182-Q51182-B38313600096002860096603986043060746608036082060828608866108461098611556116361173611746118361247612606126261358613766137761378613816140061400615106154461665622246241562417627326281762922650076509865321

PART NAME

StudNutBallPlugPlugPlugPlugPlugPlugSpark PlugSpark PlugGasketKeyGuideGasketBushingCoverImpellerStrapGasketPlugBeltSpringAdapter Assy.GearGearGasketShaftGasketCoverFlangeStudPlugConnectionConnectionScreenTube Assy.StudStudPlugPlungerGearGasketPlungerPlugCapScreen Assy.SealRetainerCoverGasket

PAGE NO.

1-13-71-51-12-12-73-36-16-74-14-12-133-53-32-93-72-132-31-156-13-15-11-52-111-74-12-142-32-113-73-72-116-16-16-16-16-12-16-11-71-134-1

4-1

2-142-142-142-143-51-12-93-7

PART NO.

654416614566224666106679668315683176859368759687606876168974689876910669316

6931869319693736943669444695106955169602696036967569720697226972469725697306973169742697966994270310703477041970455704847102371140714817157971596715967161071611716207162371910

PART NAME

SeatDowelGasketBushingInsertGasketShaftgearSpacerTube Assy.Tube Assy.Tube Assy.HousingTubeCoverGear

ShaftGear Assy.BearingSpringRocker Assy.HousingGasketConnectionHoseConnectorGasketStudStudAdapter Assy.Gear Assy.BushingCover Assy.DowelStudSealDrive Assy.BracketGasketScreenBraceFittingRingBeltWasherWasherHookRetainerBoltWasherClamp

PAGE NO.

3-52-116-53-33-32-72-72-133-93-93-92-143-52-72-11

2-112-113-12-143-72-142-76-16-32-142-112-112-112-112-112-112-111-12-113-52-115-21-116-12-112-143-75-12-72-113-93-92-142-144-3

8-4 Revised December, 1985

Page 76: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

Lycoming 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

NUMERICAL INDEX (Cont.)

PART NO.

7191071973720537205372057720587205972063720647206572066720677207572091721587219872220723517236272377723787237872394724137249572566725697287772970732317324973250732517325273317733467338373383734117341273413734147381873857739387399874065740687407074084

PART NAME

ClampGasketGasketGasketSeatSeatGasketBushingBushingBushingBushingBushingSealRingBushingPlugGasketScrewSump Assy.ElbowCoverCoverCarburetorFittingGearGearBaffle Assy.BodyGear Assy.Gear Assy.WasherWasherWasherWasherTubeFlangeLockplateLockplateRod Assy.Rod Assy.Rod Assy.Rod Assy.GasketRingValveRingRingRingElbowPipe

PAGE NO.

6-76-31-112-73-33-31-31-71-71-71-71-71-51-51-13-11-34-36-12-91-112-76-52-144-11-73-91-52-112-111-111-111-111-112-16-35-25-43-73-73-73-72-13-13-53-11-31-32-56-3

PART NO.

742257423074241743237432474325743607441474521745227463674637746737488774996750727508975118751537515475165751667516775380755457562675735757367573975761757677588875906759447596576026760287610376104761077611076111761137611876119761217622076510765297653476628

PART NAME

Nipple Assy.GuideRingStrutBracketLinkFlangeSupport Assy.PipePipeRocker Assy.BushingRingSpacerGear Assy.Gear Assy.PistonGasketAdapter Assy.StudClipTube Assy.Tube Assy.LinkAdapter Assy.PlugTubeTubeNippleExtensionTubeStudGasketValve Assy.ClampBeltLinkHousing Assy.Housing Assy.Housing Assy.Housing Assy.Housing Assy.Housing Assy.SpacerShieldShaft Assy.StudGasketPlugShimSupport Assy.

PAGE NO.

6-73-33-15-45-45-46-31-76-36-33-73-73-13-71-131-133-13-72-71-12-52-52-55-42-72-11-31-32-51-31-32-13-72-144-15-15-22-12-12-12-12-12-11-92-11-91-152-141-55-41-7

Revised December, 1985 8-5

Page 77: TECHNICAL PUBLICATION REVISION - Popular … 0-320-B and D SERIES PARTS CATALOG HIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE INTRODUCTION This illustrated parts catalog

LYCOMING 0-320-B and D SERIES PARTS CATALOGHIGH COMPRESSION: WIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

NUMERICAL INDEX (Cont.)

PART NO. PART NAME PAGE NO. PART NO. PART NAME PAGE NO.

7673476734769067690876923-48S70-6376923-48S90-6376923-72S90-6376927769617715477159772797730977467776117771877743

StrapZip StrapBracketStrutLead Assy.Lead Assy.Lead Assy.Housing Assy.ClampGasketSump Assy.CarburetorBushingSpringGasketStrutHarness Assy.

4-14-35-45-44-34-34-32-14-16-56-16-51-131-53-75-24-1

77745778087785277853778727787477875780277803078290783087852478528786267872878914

Harness Assy.Valve Assy.Base Assy.Housing Assy.BushingGear Assy.GearBoltRod Assy.Plunger Assy.AlternatorSocketBody Assy.Tube Assy.CarburetorConnection

4-1152-142-141-111-111-113-13-13-55-1352-31-36-56-1

8-6

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IntentionallyLeft

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