TECHNICAL PUBLICATION SUPPLEMENT - …a.moirier.free.fr/Moteur/LYCOMING/Catalogue%20Pi%E... ·...

TEXTRON LycomingWilliamsport Plant

TECHNICAL PUBLICATIONSUPPLEMENT

SUPPLEMENT No.

PC-102-1-B

ENGINE MODEL

O-290-D Series

PUBLICATION No.

PC-102-1

PUBLICATION DATE

January 1988

This supplement is arranged in the same basic format as the original parts catalogInsert In front of catalog for useage of subject matter.

Revised May, 1991

Page 4-1 - Magneto, Magneto Drive and Spark Plugs(Changes text of entire page)

TEXTRON LycomingWilliamsport PlantTextron Lycoming/Subsidiary of Textron Inc.

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

TECHNICALPUBLICATION REVISION

REVISION No.PC-102-1-A

ENGINE MODEL PUBLICATION No.

0-290-D Series PC-102-1

PUBLICATION DATE

January 1988

The page(s) furnished herewith are intended to replace the corresponding

page(s) of the publication indicated above.

Remove I Insert

January 1988 September 1988

Page 1-5, 1-6 Page 1-5, 1-6

TO: PARTS MANAGER

THIS PARTS CATALOG PC-102-1 DATED JANUARY, 1988 UPDATES

AND REPLACES THE 0-290 SERIES INFORMATION IN PC-102. THE

0-235 SERIES INFORMATION HAS BEEN PREVIOUSLY UPDATED AND

REPLACED BY PC-302 DATED JUNE, 1982.

YOU MAY NOW DESTROY COPIES OF PC-102 DATED AUGUST, 1973

AND REPLACE WITH THE PUBLICATIONS LISTED ABOVE.

TEXTRON Lycoming AIRCRAFT ENGINES

0-290-D SERIES

PARTS CATALOG PC-I 02-l

TEXTRON Lycoming O-290-D SERIES PARTS CATALOG

Williamsport Plant

INTRODUCTION

This Parts Catalog supersedes PC-102 dated August, 1973.

This illustrated parts catalog contains a complete parts listing for the Textron Lycoming O-290-D series air-craft engines.

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 Textron Lycoming engines may be found in the appropriateVendor's Parts Catalog. A list of these publications appear in the latest edition of Service Letter No. L114.

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 TextronLycoming accepts responsibility for quality control and/or airworthiness of parts which do not pass through theTextron 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 advisedto procure current information through all Textron 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

TEXTRON Lycoming

Williamsport Plant

SECTION

Introduction ....Table of ContentsOversize and Undersize Parts

1. CRANKCASE,Crankcase AsOil Level GageCrankcase Related PartsCrankshaft, CCrankshaft IdCrankcase Attaching Parts

2. ACCESSORY HOUSING ANDAccessory HoOil Pump AssFuel Pump AssemblyOil Filter AssemblyVacuum Pump Drive

3. CYLINDER, PConnecting Rods,Cylinder AsseValve AssemblyCylinder Rela

4. IGNITION SYMagneto, Magneto Drive

5. ELECTRICALAlternator AsStarter MotorAlternator Mounting

6. OIL SUMP ANDOil Sump AssIntake Pipe ACarburetor AssemblyPriming System

7. SERVICE KIT

8. NUMERICAL

Lycoming 0-290-D SERIES PARTS CATALOG

TABLE OF CONTENTS

PAGE

............................................................................. i

............................................................................. iiersize Parts ............................................................... iii

CRANKSHAFT AND CAMSHAFT GROUPsembly and Hydro Control ..................................................... 1-1e and Engine Mounting Hardware (Conical) ....................................... 1-3lated Parts .................................................................. 1-5amshaft and Related Parts ..................................................... 1-7Idler Gears and Tachometer Shaft .......................................... 1-9taching Parts ............... ......... ...... ................. ...... 1-11

HOUSING AND RELATED PARTSusing Assembly ................................. ................... ..... 2-1embly and Accessory Housing Attaching Parts .................................... 2-3ssembly ................................................................... 2-5Assembly and Oil Cooler Bypass Valve ..................... ........................ 2-6p Drive and Cover ............................................................ 2-7

'ISTON AND VALVE TRAINods, Pistons and Ring Assemblies ..................... .......................... 3-1m b ly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 -3

Assemblyly ........................................................ ................. 3-5ted P arts ................................................................... 3-7

STEMMagneto Drive and Spark Plugs ................................................... 4-1

COMPONENTSAssembly and B elt ............................................................. 5-1

and Attaching Parts ......................................................... 5-2Mounting and Attaching Parts ................................................... 5-3

AND INDUCTION SYSTEMembly and Oil Suction Screen ................................................... 6-1ssem b ly ........................... ........... ...... ........... ............ 6-3Assembly ......................... ............... ............... ............. 6-5m . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6 -7

SE C T IO N .................................................................. 7-1

IN D E X .................................................. ................. 8-1

ii

TEXTRON Lycoming 0-290-D SERIES PARTS CATALOG

Williamsport Plant

Oversize and Undersize Parts Listing

PART NO. DESCRIPTION OVERSIZE UNDERSIZE

61520

61533

61662

62916

66528

66529-S

66610

66796

67447

68338

68763

69373

69401

72057

72058

72067

76943-S

LW-11997

LW-13792

STD-1065

BEARING

BEARING

BEARING

RING

SEAT

GUIDE

BUSHING

INSERT

BEARING

RING

BEARING

BEARING

RING

SEAT

SEAT

BUSHING

GUIDE

SEAL

SEAL

DOWEL

P02 P05 P10 P15 P20 P30 P40 P50 M03 M06

.002 .005 .010 .015 .020 .030 .040 .050 .003 .006X X

X X

X X

M10

.010X

X

X

X X

X

OF SERVICE INSTRUCTION NO. 1256 FOR APPLICATION.SEE LATEST EDITIONX X

X

X X X

X

X

X

X

X

X

X X X

X X X

X

X X

X X

X X X X

SEE LATEST EDITION OF SERVICE INSTRUCTION NO. 1256 FOR APPLICATION.SEE LATEST EDITION OF SERVICE INSTRUCTION NO. 1324 FOR APPLICATION.

SEE LATEST EDITION OF SERVICE INSTRUCTION NO. 1324 FOR APPLICATION.X X X X

Studs available in P03, P07 and P12 oversize.

NOTE

When ordering oversize and undersize parts, be sure to specify the required oversize or undersize dimension along with the properpart number. For example: to order bearing 67447 in .003 undersize, order part number 67447-M3. Oversize code is "P" whileundersize code letter is "M". These letters are then followed by the numbers designating the size in thousandths of an inch.

iii


Williamsport Plant CRANKCASE, CRANKSHAFT AND CAMSHAFT GROUPCRANKCASE ASSEMBLY AND HYDRO CONTROL

FIG.REF.

1PART

NUMBER

0N QUANTITY PER ASSEMBLY

A

L1 LW-10070*

LW-10071*2 STD-5573 667344 50-155 38-136 69679

687517 31C-128 31C-139 1102

110210 6500711 STD-51412 STD-111113 STD-162314 61555**15 6153116 6158417 6158318 LW-1426019 6122720 STD-13121 STD-4322 STD-6823 61554* (**)24 STD-16025 STD-826 LW-25-0.94

DESCRIPTION

CRANKCASE ASSEMBLYCRANKCASE ASSEMBLY

DOWEL, 1/2 dia. x 11/16 long, hollowSTUD, 1/2-13 x 9-7/8 longSTUD, 1/2-13 x 1-7/8 longSTUD, 3/8-16 x 1-5/8 longSTUD, 9/16-18 x 10-21/32 longSTUD, 1/2-20 x 10-21/32 longSTUD, 5/16-18 x 1-1/2 ongSTUD, 5/16-18 x 1-5/8 longPLUG, 1/8-27 NPT, AllenPLUG, 1/8-27 NPT, AllenRETAINER, Shroud tube sealDOWEL, 5/16 dia. x 1/2 longELBOW, 3/4 pipe & hose, 900INSERT, 1/4-20 Helicoil x 3/8 long, notched

PLUG, Hydraulic valve holeGASKET, Hydraulic valveVALVE, HydraulicCOVER ASSY., Hydraulic valve

SEAL, OilLEVER, Hydraulic valveSCREW, 1/4-28 x 1.00 hex. hd.NUT, 1/4-28 slotted shearPIN, 1/16 x 1/2 long, cotterCOVER, Hydraulic valve hole plugWASHER, 1/4 lock, internal teethWASHER, 1/4 plainBOLT, 1/4-20 x 15/16 long, hex. hd.

248

16

1

2

1 1 1

2 2 221

46 6 68 8 8

21211

1 11 11 11 11 1

1 11222

* These parts are no longer available for purchase through Textron Lycoming.** When P/N 61584 valve is removed, P/N 61555 plug and P/N 61554 cover are installed.

1-1

12


Williamsport Plant

1

Figure 1. CRANKCASE ASSEMBLY

1-2

TEXTRON Lycoming0-290-D SERIES PARTS CATALOGLycoming

Williamsport Plant CRANKCASE, CRANKSHAFT AND CAMSHAFT GROUPOIL LEVEL GAGE AND ENGINE MOUNTING HARDWARE (CONICAL)

FIG.REF.

2


APARTNUMBER DESCRIPTION

1 740682 LW-147593 621234 710325 STD-619

RING, Oil level gage sealGAGE ASSY., Oil levelTUBE ASSY., Oil level gageBUSHING, Engine supportWASHER, 17/32 I.D. x 1-3/4 O.D. x 5/32 thick

L DL11188

D2 D2B D2C

1-3

5

TEXTRON LycomingLycoming 0-290-D SERIES PARTS CATALOG

Williamsport Plant

5

Figure 2. OIL LEVEL GAGE AND ENGINE MOUNTING HARDWARE (CONICAL)

1-4


Williamsport Plant CRANKCASE, CRANKSHAFT AND CAMSHAFT GROUPCRANKCASE RELATED PARTS

FIG.REF.

3

ON QUANTITY PER ASSEMBLY

PARTNUMBER DESCRIPTION

1 1028-B2 61084*

68668 *77467 *LW-11713*

3 STD-4254 STD-10455 765296 67447

687637 61533*8 61520*9 LW-13792**

LW-11997**10 7207511 7209112 71105

72877

BALL, 11/16 diameterSPRING, Oil pressure relief valveSPRING, Oil pressure relief valveSPRING, 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 valveBEARING, CrankshaftBEARING, Crankshaft (alternate)BEARING, Crankshaft, right frontBEARING, Crankshaft, left frontSEAL, Crankshaft oil, solidSEAL, Crankshaft oil, splitSEAL, Oil, 3/32 section x 15/32 I.D.RING, Oil seal, 23/64 I.D. x 7/64 dia.TAPPET, ValveBODY, Hydraulic tappet

ALL11111

AR1188111162

D D2 D2B D2C

88 8 8

* Select spring to give a minimum of three threads exposed on adjusting screw to allow field adjustment. Reference latest revision of SSP-1776,Part 1 for spring identification.

** Refer to the latest edition of Textron Lycoming Service Instruction No. 1324 for installation.* Replace two P/N 67447, or P/N 68763 (alternate), crankshaft bearings with one P/N 61533 (right) and one P/N 61520 (left) bearing at front main

when hydro control propeller is used.

Revised September, 1988 1-5


O-290-D SERIES PARTS CATALOG

10

12

P/N 72877Hydraulic Tappet Body

4

5

Figure 3. CRANKCASE RELATED PARTS

1-6 Revised September, 1988


Williamsport Plant CRANKCASE, CRANKSHAFT AND CAMSHAFT GROUPCRANKSHAFT, CAMSHAFT AND RELATED PARTS

FIG.REF.

4

QUANTITY PER ASSEMBLYN QUANTITY PER ASSEMBLY


1 62531*2 STD-12113 STD-10654 720675 615106 13S19646‡7 LW-186398 STD-22139 69340* *

75312*10 60882**

72566*11 61253* (•)12 STD-121413 4568814 STD-3315 STD-119816 75706

76094

CRANKSHAFT ASSEMBLYPLUG, 2.00 dia. expansionDOWEL, Stepped, 19/64-1/4 dia. x 35/64 longBUSHING, Propeller flangePLUG, 1-3/4 O.D.

GEAR, CrankshaftLOCKPLATE, Crankshaft gearSCREW, 5/16-24 x 1.00 longSUPPORT ASSY., Starter ring gear, 10/12 pitchSUPPORT ASSY., Starter ring gear, 12/14 pitch

GEAR, Starter ring, 10/12 pitchGEAR, Starter ring, 12/14 pitch

SPACER, Propeller hubSCREW, No. 10-32 x 3/8 longFLANGE, PropellerWASHER, 3/8 plainBOLT, 3/8-24 x 4-7/16 long, hex. hd., dr. hd.CAMSHAFTCAMSHAFT

ALL11161111

D D2 D2B D2C

1 11 11 11 11 1

1111

1

1

2166

11 1 1

* These parts are no longer available for purchase through Textron Lycoming.** Used with P/N 76210 or P/N 69953 starter.* Used with P/N LW-15571 starter.• Required when no starter ring gear support assembly is used.‡ See latest edition of Textron Lycoming Service Bulletin No. 475 for correct installation.

1-7

1


0-290-D SERIES PARTS CATALOG

4-

10

1!

2

11

Figure 4. CRANKSHAFT, CAMSHAFT AND RELATED PARTS

1-8


Williamsport Plant CRANKCASE, CRANKSHAFT AND CAMSHAFT GROUPCRANKSHAFT IDLER GEARS AND TACHOMETER SHAFT

FIG.REF.

5PART

NUMBER

ON

ALL

QUANTITY PER ASSEMBLY

D D2 D2B D2CDESCRIPTION

1 61544*2 74996*

74996* *3 77309*

77309**4 75072*5 77309*6 757087 LW-186678 455309 61151

10 7381711 LW-25-0.63

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 ASSY., TachometerPIN, 3/16 dia. x 2-21/64 long

RING, Oil pump shaft retainingSHAFT, Crankshaft idler gearLOCKPLATE, 5/16 bolt, 1-3/4 spacingBOLT, 1/4-20 NC-3 x 5/8 long, hex. hd.

1 1 1 11 1 1 12 2 2 21 1 1 12 2 2 21 1 1 11 1 1 1

111224

* Diaphragm fuel pump drive.** AN fuel pump drive.

1-9


5


Figure 5. CRANKSHAFT IDLER GEARS AND TACHOMETER SHAFT

1-10


Williamsport Plant CRANKCASE, CRANKSHAFT AND CAMSHAFT GROUPCRANKCASE ATTACHING PARTS

FIG.REF.

6PART

NUMBER DESCRIPTION

1 LW-25-1.502 STD-83 608034 LW-25-1.755 STD-1606 STD-14117 LW-25S1.508 STD-89 STD-1409

10 AN6-2111 STD-3312 STD-87213 AN6-34A14 STD-3315 STD-67816 STD-59617 LW-25-1.5018 LW-25-1.1319 STD-820 STD-16021 STD-1411

BOLT, 1/4-20 x 1-1/2 long, hex. hd.WASHER, 1/4 plainSTRAP, LiftingBOLT, 1/4-20 x 1-3/4 long, hex. hd.WASHER, 1/4 lock, internal teethNUT, 1/4-20 plainBOLT, 1/4-20 x 1-1/2 long, hex. hd., dr. endWASHER, 1/4 plain (max. 9)NUT, 1/4-20 slotted shearBOLT, 3/8-24 x 2-13/64 long, hex. hd.WASHER, 3/8 plainNUT, 3/8-24 slottedBOLT, 3/8-24 x 3-37/64 long, hex. hd.WASHER, 3/8 plainWASHER, 3/8 lock, internal teethNUT, 3/8-24 plainBOLT, 1/4-20 x 1-1/2 long, hex. hd.BOLT, 1/4-20 x 1-1/8 long, hex. hd.WASHER, 1/4 plainWASHER, 1/4 lock, internal teethNUT, 1/4-20 plain

ONALL8

1611993

AR31212422

D


D2 D2B D2C

1 1 12 2 24 4 43 3 31 1 1

1-11

13 14,15,16--



3-

13,14,15,16-

Figure 6. CRANKCASE ATTACHING PARTS

1-12


Williamsport Plant ACCESSORY HOUSING AND RELATED PARTSACCESSORY HOUSING ASSEMBLY

FIG.REF.

7



ALL1

D D2 D2B D2C

1 738182 68786*

68788**68790*6879271160‡72496

3 31C-1231C-12*31C-12 *31C-12*31C-12•

4 31C-19*31C-19**31C-19*31C-19•31C-19‡

5 25C-2225C-22*25C-22•25C-22‡

6 31CD-177 STD-784

STD-784 *STD-784•STD-784‡

8 11029 61175

10 STD-78311 61400

GASKET, Accessory housingHOUSING ASSY., AccessoryHOUSING ASSY., AccessoryHOUSING ASSY., AccessoryHOUSING ASSY., AccessoryHOUSING ASSY., AccessoryHOUSING ASSY., Accessory

STUD, 5/16-18 x 1-1/2 longSTUD, 5/16-18 x 1-1/2 longSTUD, 5/16-18 x 1-1/2 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 2-3/8 longSTUD, 5/16-18 x 2-3/8 longSTUD, 5/16-18 x2-3/8 longSTUD, 5/16-18 x 2-3/8 longSTUD, 1/4-20 x 2-3/4 longSTUD, 1/4-20 x 2-3/4 longSTUD, 1/4-20 x 2-3/4 longSTUD, 1/4-20 x 2-3/4 longSTUD, 5/16-18 x 2-1/8 long, drilledPLUG, 3/8-18 NPT, AllenPLUG, 3/8-18 NPT, AllenPLUG, 3/8-18 NPT, AllenPLUG, 3/8-18 NPT, AllenPLUG, 1/8-27 NPT, AllenADAPTER, TachometerPLUG, 1/4-18 NPT, AllenSTUD, 1/4-20 x 1-3/16 long

1 1 11 1 11 1 11 1 1

112

2 2 22 2 22 2 22 2 22 2 22 2 22 2 22 2 2

44

4 4 44 4 4

43

11 1 11 1 1

12112

* This accessory housing assembly has the oil cooler line adapter cast as an integral part of the housing but is not machined for fuel,hydraulic or vacuum pump drives.

* *This accessory housing assembly has the oil cooler line adapter cast as an integral part of the housing and is machined for a diaphragmtype fuel pump only.

*This accessory housing assembly has the oil cooler line adapter cast as an integral part of the housing and is machined for a vacuum pumpdrive only.

• This accessory housing assembly has the oil cooler line adapter cast as an integral part of the housing and is machined for a diaphragmtype fuel pump and vacuum pump drive.

‡ This accessory housing assembly is machined for vacuum and fuel pump drives and is studded to receive two (2) 35° lag impulsemagnetos.

2-1

4


Williamsport Plant

-1

IP/N 71160 ONLY

P/N 68786P/N 68788P/N 68790P/N 68792P/N 72496

Figure 7. ACCESSORY HOUSING ASSEMBLY

2-2


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

FIG.REF.

8PART

NUMBER DESCRIPTION

1 785312 05K19423-S *3 611744 STD-355 STD-14206 LW-142607 STD-88 STD-1609 LW-25-0.94

10 LW-25-1.50

BODY, Oil pumpOIL PUMP IMPELLER KITSHAFT, Oil pump driveWASHER, 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

ALL111331

1212102


D D2 D2B D2C

* To insure that new impellers are used together, they must be purchased in this kit.

2-3

6

Williamsport Plant


8,9

-7 8,10

8.9

Figure 8. OIL PUMP ASSEMBLY AND ACCESSORY HOUSING ATTACHING PARTS

2-4

4


Williamsport Plant ACCESSORY HOUSING AND RELATED PARTSFUEL PUMP ASSEMBLY

FIG.REF.

9PART

NUMBER DESCRIPTION

ON

ALL1


D D2 D2B D2C

1 600962 LW-154723 650984 STD-335 STD-6786 STD-18827 LW-38-0.75

GASKET, Fuel pumpFUEL PUMP, (6441271) Low pressure, dual diaphragmCOVER, Fuel pumpWASHER, 3/8 plainWASHER, LockSCREW, 3/8-16 x 1-9/32 long, socket hd., dr. hd.BOLT, 3/8-16 x 3/4 long, hex. hd.

1 11 1

11

22 22 22 2

22

2

5-

2

45

6-

Figure 9. FUEL PUMP ASSEMBLY

2-5

* For use with 5/8-18 threaded thermostatic connection.

7


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

FIG.REF.

10



D2 D2B D2C

1 694362 624153 STD-2944 624175 628176 611737 62815*

689748 STD-2949 STD-8

10 STD-1856

SPRING, Oil cooler bypassPLUNGER, Oil cooler bypassGASKET, 7/8 O.D. x 5/8 I.D. x 3/32 annularPLUG, Oil cooler bypassSCREEN ASSY., Oil pressureGASKET, Oil pressure housingHOUSING, Oil pressure screenHOUSING, Oil pressure screenGASKET, 7/8 O.D. x 5/8 I.D. x 3/32 annularWASHER, 1/4 plainSCREW, 1/4-20 x 1.00 long, hex. hd., slotted

L111111

1 11 1 1 1

144

-1

Figure 10. OIL FILTER ASSEMBLY AND OIL COOLER BYPASS VALVE

2-6


Williamsport Plant ACCESSORY HOUSING AND RELATED PARTSVACUUM PUMP DRIVE AND COVER

FIG.REF.11


1 611832 610983 STD-17744 STD-22175 729706 715967 83138 604309 68593

10 STD-811 STD-16012 STD-1411

GASKET, Accessory adapterADAPTER ASSY., Vacuum pump

PIN, 1/8 dia. x 1/4 longOIL SEAL, 7/8 I.D. x 1-1/2 O.D. x 5/16 wide

GEAR ASSY., Vacuum pump drivenWASHER, Accessory driven gearGASKET, Vacuum pumpCOVER, Vacuum pumpSPACER, Vacuum pump studWASHER, 1/4 plainWASHER, 1/4 lock, internal teethNUT, 1/4-20 plain

0NN

ALL11111111


D D2 D2B D2C

4 4444

2-7

LycomingWilliamsport Plant

6


4

Figure 11. VACUUM PUMP DRIVE AND COVER

2-8


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

FIG.REF.12

QUANTITY PER ASSEMBLYN QUANTITY PER ASSEMBLYPART

NUMBER DESCRIPTION

1 78030-S2 LW-139233 780274 LW-121865 61662

693736 69958

6984170396

7 604038 60311*

72434* *9 62916*

LW-13883•10 69401*

68338•

CONNECTING ROD ASSEMBLYBUSHING, Connecting rod, upperBOLT, Connecting rodNUT, Connecting rod

BEARING, Connecting rodBEARING, Connecting rod (alternate)PISTON, Compression ratio 6.5:1PISTON, Compression ratio 7.5:1PISTON, Compression ratio 7.0:1PIN, PistonPLUG, PistonPLUG, PistonRING, Piston top compressionRING, Piston, top and 2nd compressionRING, Piston, oil regulatingRING, Piston, oil regulating

ALL448888

D D2 D2B D2C

44

4 48 88 88 88 84 44 4

448888

448

8

4 4

* Used in unplated barrels only.* * Used in chrome barrels only.

* Chrome.• Plain.

NOTE

Do not under any circumstances assemble chrome plated piston rings in a chrome plated cylinder barrel.Chrome plated cylinders are identified by an orange band around the base of the cylinder barrel or orange painton the cylinder fins between the push rods.

3-1



Figure 12. CONNECTING RODS, PISTONS AND RING ASSEMBLIES

3-2

TEXTRION Lycoming 0-290-D SERIES PARTS CATALOG

Williamsport Plant CYLINDER, PISTON AND VALVE TRAINCYLINDER ASSEMBLY

ON QUANTITY PER ASSEMBLYFIG.

REF.13


ALL

D D2 D2B D2C

1 71831* (**)71832* (**)71837* (*)71838* (*)

2 66528**72057*

3 720584 76943-S•5 66529-S•6 667967 31C-128 STD-7009 66610

10 LW-1929811 1102‡12 LW-1929613 61259*14 STD-3515 STD-47516 STD-1410

CYLINDER & HEAD ASSY., PlainCYLINDER & HEAD ASSY., ChromeCYLINDER & HEAD ASSY., PlainCYLINDER & HEAD ASSY., Chrome

SEAT, Intake valveSEAT, Intake valveSEAT, Exhaust valveGUIDE, Valve intake, grooved (flangeless)GUIDE, Valve exhaust, grooved (flangeless)INSERT, Sparkplug, 18-1.5MMSTUD, 5/16-18 x 1-1/2 longELBOW, 3/8 flared tube coupling, 90°

BUSHING, Rocker shaftRING, Guide retainingPLUG, 1/8-27 NPT, AllenGASKET, Exhaust flangeFLANGE, Exhaust, stainlessWASHER, 5/16 plainWASHER, 5/16 lock, internal teethNUT, 5/16-18 plain

44

4 44 4

4

44 4 4

444884

168

4 4 44

4888

* These parts are no longer available for purchase through Textron Lycoming.

** Used with 6.50:1 compression pistons.

* Used with 7.00:1 or 7.50:1 compression pistons.

• Item No. 10 valve guide ring P/N LW-19298 must be ordered separately when ordering this part. Refer to latest edition of Textron Lycom-ing Service Instruction No. 1256.

‡ Assemble in cylinder heads if no priming lines are installed.

3-3



Figure 13. CYLINDER ASSEMBLY

3-4


Williamsport Plant CYLINDER, PISTON AND VALVE TRAINVALVE ASSEMBLY

FIG.REF.14

PARTNUMBER

ON

ALL


DESCRIPTIOND D2 D2B D2C

1 66429*73938 *

2 616313 LW-133234 LW-117955 LW-118006 LW-100777 600098 78290**9 78524**

10 LW-1866111 65006

VALVE, IntakeVALVE, IntakeVALVE, ExhaustSEAT, Valve spring, lowerSPRING, Valve, auxiliarySPRING, Valve, outerSEAT, Valve springKEY, ValvePLUNGER ASSY., Hydraulic tappetSOCKET, Push rod, hyd. tappetSEAL, Shroud tubeTUBE, Push rod shroud

4 44 4 4

48888

168 8 88 8 8

168

* Used on engines employing solid tappets.** Used on engines employing hydraulic tappets.

3-5



10

Figure 14. VALVE ASSEMBLY

3-6


Williamsport Plant CYLINDER, PISTON AND VALVE TRAINCYLINDER RELATED PARTS

FIG.REF.15

N QUANTITY PER ASSEMBLYPART

NUMBER DESCRIPTION ALL4

1616

D D2 D2B D2C1 714812 STD-20903 383-B4 62156*

73411*73412*73413*73414*

5 6083168519

6 603987 LW-137908 LW-128929 60025

10 STD-58711 7590612 6124713 STD-192514 STD-68415 STD-218016 LW-15592-5-0517 6089018 6082119 60928

RING, Oil seal, 3/32 dia. x 4-27/32 I.D.NUT, 1/2-20 plainNUT, 3/8-24 plainROD ASSY., Push (a total of 8 required)ROD ASSY., Push (a total of 8 required)ROD ASSY., Push (a total of 8 required)ROD ASSY., Push (a total of 8 required)ROD ASSY., Push (a total of 8 required)ROCKER ASSY., ValveROCKER ASSY., Valve

BUSHING, Valve rockerSHAFT, Valve rockerTHRUST BUTTON, Rocker shaftSCREW, Valve adjustingNUT, 9/16-18 x 5/32 thickGASKET, Rocker boxCOVER, Rocker boxSCREW, 1/4-20 x 5/8 long, pan. hd., self-lockingNIPPLE, Straight, 3/8 I.D. hoseHOSE, 3/8 I.D. x 1-13/16 longCLAMPTUBE ASSY., Cyl. head oil drain, cyl. no. 1TUBE ASSY., Cyl. head oil drain, cyl. no. 2TUBE ASSY., Cyl. head oil drain, cyls. no. 3 & 4

ARAR AR ARAR AR ARAR AR ARAR AR AR

88 8 8

848

88

44

24448112

* See latest edition of Textron Lycoming Service Instruction No. 1060 for complete push rod application.

3-7



11

13

Figure 15. CYLINDER RELATED PARTS

3-8


Williamsport Plant IGNITION SYSTEMMAGNETO, MAGNETO DRIVE AND SPARK PLUGS

FIG.REF.

16

O QUANTITY PER ASSEMBLYN

PARTNUMBER DESCRIPTION A

LL

D D2 D2B D2C

1 616652 68C196223 611634 622245 LW-127066 LW-51360-29

LW-51360-37LW-163045-3LW-163005-2

7 STD-17278 STD-4759 STD-1410

10 1182-B3*1182-F3*1182-V4*

11 LW-52305-1LW-157209

12 LW-157208

GEAR, Magneto, impulse couplingGEAR, Magneto, retard breakerGEAR, MagnetoGASKET, Magneto adapter & magnetoADAPTER, Magneto, impulse couplingMAGNETO, S4LN-20MAGNETO, Impulse coupling, S4LN-21MAGNETO, S4LN-204MAGNETO, Retard breaker, S4LN-200WASHER, Plain, 3/4 O.D. x 21/64 I.D. x 1/8 thickWASHER, 5/16 lock, internal teethNUT, 5/16-18 plainSPARK PLUG, Champion (REM-40E)SPARK PLUG, SL Auburn (SR-88)SPARK PLUG, Auto Lite (SH-15R)KIT ASSY., Magneto ground terminalKIT, Magneto ground terminalKIT, Magneto retard terminal

1 1 11

13 3 31 1 11 1 11 1 1

2

11

444888

2 2 221

* See latest edition of Textron Lycoming Service Instruction No. 1042 for complete listing of all approved spark plugs.

Revised May, 1991 4-1

9

7-



5

6

Figure 16. MAGNETO, MAGNETO DRIVE AND SPARK PLUGS

4-2

Lycoming O-290-D SERIES PARTS CATALOG

Williamsport Plant ELECTRICAL COMPONENTSALTERNATOR ASSEMBLY AND BELT

FIG.REF.

17PART

NUMBER DESCRIPTION

ONALL1111


D D2 D2B D2C

1 LW-143712 LW-143133 36B194844 76026

ALTERNATOR ASSY., 12 volt, 60 amp. PrestoliteALTERNATOR, (ALY-8420-LS)PULLEY, Alternator

BELT, Alternator drive

NOTE

See latest edition of Textron Lycoming Service Instruction No. 1154 for completestarters, generators, alternators, regulators and relays.

listing of FAA approved

Figure 17. ALTERNATOR ASSEMBLY AND BELT

5-1


Williamsport Plant ELECTRICAL COMPONENTSSTARTER MOTOR AND ATTACHING PARTS

OQUANTITY PER ASSEMBLYFIG.

REF.18


ALL

D D2 D2B D2C

1 76210

LW-15571

69953

2 STD-353 STD-4754 LW-31-1.165 STD-14106 LW-12083

STARTER, 12 volt (no reduction, 10/12 pitch pinion)(MZ-4204)

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

STARTER, 24 volt (no reduction, 10/12 pitch pinion)(1109669)

WASHER, 5/16 plainWASHER, 5/16 lock, internal teethBOLT, 5/16-18 x 1-5/32 long, hex. hd.NUT, 5/16-18 plainSWITCH, Magnetic (SAZ-4201E-1)

1 1 1

1 1 1

1 1 144131

NOTE

See latest edition of Textron Lycoming Service Instruction No. 1154 for complete listing of FAA approvedstarters, generators, alternators, regulators and relays.

Figure 18. STARTER MOTOR AND ATTACHING PARTS

5-2


Williamsport Plant ELECTRICAL COMPONENTSALTERNATOR MOUNTING AND ATTACHING PARTS

FIG.REF.

19



1 781582 STD-83 STD-1604 LW-25-1.755 LW-25-1.256 STD-14117 753808 STD-359 LW-31H0.75

10 STD-172711 LW-31H0.7512 STD-69013 AN6-1414 STD-69015 STD-87216 STD-71317 AN6-1318 7653419 STD-69020 STD-87221 STD-71322 7432323 LW-31H0.75

BRACKET, AlternatorWASHER, 1/4 plainWASHER, 1/4 lock, internal teethBOLT, 1/4-20 x 1-3/4 long, hex. hd.BOLT, 1/4-20 x 1-1/4 long, hex. hd.NUT, 1/4-20 plainLINK, Alternator adjustingWASHER, 5/16 plainBOLT, 5/16-18 x 3/4 long, hex. hd.WASHER, 3/4 O.D. x 11/32 I.D. x 1/8 thickBOLT, 5/16-18 x 3/4 long, hex. hd.WASHER, 13/16 O.D. x 25/64 I.D. x 1/16 thickBOLT, 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 1-29/64 long, hex. hd., dr. endSHIM, 1-1/8 O.D. x 13/32 I.D. x .005 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 longSTRUT, Alternator supportBOLT, 5/16-18 x 3/4 long, hex. hd.

ALL1131211111111

AR111

ARAR

1111

D D2 D2B D2C

5-3



Figure 19. ALTERNATOR MOUNTING AND ATTACHING PARTS

5-4


Williamsport Plant OIL SUMP AND INDUCTION SYSTEMOIL SUMP ASSEMBLY AND OIL SUCTION SCREEN

FIG.REF.20


1 LW-133532 LW-156883 613764 613775 25C-126 STD-5517 STD-88 STD-1609 LW-25-0.94

10 STD-141111 6082012 6138113 STD-122714 STD-143315 STD-816 STD-140917 STD-6818 6137819 STD-104520 61358

GASKET, Oil sumpSUMP ASSY., Oil

CONNECTION, Intake pipe, frontCONNECTION, Intake pipe, rearSTUD, 1/4-20 x 1-1/2 long

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.NUT, 1/4-20 plainGASKET, Oil suction tube flangeTUBE ASSY., Oil suctionWASHER, 1/4 plainBOLT, 1/4-20 x 1-1/2 long, hex. hd., drilledWASHER, 1/4 plain (max. 4)NUT, 1/4-20 slotted shearPIN, 1/16 dia. x 1/2 long, cotterSCREEN, Oil suctionGASKET, 1/8 I.D. 1-1/2 O.D. x 3/32 annularPLUG, 5/32 hex. hd. x 1-1/4-12 thd.

0

ALL112241

32201814

1122

AR22111

D


D2 D2B D2C

6-1



3

Figure 20. OIL SUMP ASSEMBLY AND OIL SUCTION SCREEN

6-2


Williamsport Plant OIL SUMP AND INDUCTION SYSTEMINTAKE PIPE ASSEMBLY

FIG.REF.21



1 LW-167282 LW-167303 LW-167294 STD-11965 LW-15592-8-246 719737 733468 STD-89 STD-160

10 LW-25-1.25

PIPE, Intake, cylinders no. 1 & 2PIPE, Intake, cylinder no. 3PIPE, Intake, cylinder no. 4HOSE, 1-1/2 I.D. x 1-7/8 O.D. x 1-1/2 longCLAMP, Hose, 1-3/4 I.D. x 9/16 wideGASKET, 2 bolt flange, 1-3/4 I.D.FLANGE, Intake pipe, upperWASHER, 1/4 plainWASHER, 1/4 lock, internal teethBOLT, 1/4-20 x 1-1/4 long, hex. hd.

LL2114844888

D D2 D2B D2C

6-3

TEXTRON Lycomlng 0-290-D SERIES PARTS CATALOG

Williamsport Plant

1

3

8

5

4

5

Figure 21. INTAKE PIPE ASSEMBLY

6-4


Williamsport Plant OIL SUMP AND INDUCTION SYSTEMCARBURETOR ASSEMBLY

FIG.REF.22


0NALL1


D D2 D2B D2C

1 605922 62289*

62830*3 STD-84 STD-1605 STD-1411

GASKET, CarburetorCARBURETOR, Marvel-Schebler MA-3SPA (10-3346-1)CARBURETOR, Marvel-Schebler MA-3SPA (10-3565-1)WASHER, 1/4 plainWASHER, 1/4 lock, internal teethNUT, 1/4-20 plain

11 1 1

444


6-5



5

Figure 22. CARBURETOR ASSEMBLY

6-6


Williamsport Plant OIL SUMP AND INDUCTION SYSTEMPRIMING SYSTEM

FIG.REF.23

0N QUANTITY PER ASSEMBLYAPART

NUMBER DESCRIPTION LL

1 LW-12098-0-1702 LW-12098-0-1203 LW-12098-0-1004 LW-16266-25-135 LW-18959-150-256 STD-5537 AN365-632A8 STD-8539 74225

TUBE ASSY., Primer, cyls. 1 & 2TUBE ASSY., Primer, cyls. 3 & 4TUBE ASSY., Primer, IntermediateCLIP, 3/16 I.D. for 1/4 dia. screw, cushion typeCLAMP, 1-1/2 I.D. with 1/4 dia. offsetSCREW, No. 6-32 x 1/2 long, rd. hd.NUT, No. 6-32 self-lockingTEE, Union, 1/8 tubeNIPPLE ASSY., Primer

D D2 D2B D2C

2 2 22 2 22 2 24 4 44 4 44 4 44 4 43 3 34 4 4

6-7

1

9



Figure 23. PRIMING SYSTEM

6-8


Williamsport PlantSERVICE KIT SECTION

SEAL AND GASKET SET

Part No. Part Name Qty.

69371-1MS29512-606E19769-1.00STD-2217STD-213STD-294STD-548STD-1006STD-1045STD-20721691-C831360096605926082061173611836153162224LW-19296662246831569164693456955169720698277031070455714817197372053720597207572078720917231272829733837381773818740657406874524759067651076940LW-12272LW-12681LW-12795LW-13353LW-13792LW-14260LW-14995LW-18639LW-18661

SEAL AND GASKET SETSEALGASKETSEAL, OilSEALGASKET, AnnularSEAL, OilRING, Oil sealGASKET, Annular"0" RINGGASKETGASKET, Vacuum pumpGASKET, Fuel pumpGASKET, CarburetorGASKET, Oil suction tube flangeGASKET, Oil pressure housingGASKET, Accessory adapterGASKET, 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 tubeGASKET, MagnetoGASKETGASKET, Oil sumpSEAL, Crankshaft oilSEAL, Tachometer shaftSPRINGLOCKPLATE, Crankshaft gearSEAL, Shroud tube

1111121121121111114421141118144216221122111141142111141

16

7-1


Williamsport Plant

SERVICE KIT SECTION

CYLINDER, PISTON AND RING ASSEMBLY


69543* CYLINDER, PISTON AND RING ASSEMBLY 171838* CYLINDER AND HEAD ASSEMBLY 173938 VALVE, Intake 166531 VALVE, Exhaust 165441 SEAT, Valve spring, lower 265567* SPRING, Valve auxiliary 265427* SPRING, Valve outer 268327* SEAT, Valve spring 260009 KEY, Valve 41102 PLUG, 1/8 pipe x 3/8 long, socket 168519 ROCKER ASSY., Valve 271481 SEAL, Cylinder base oil 160053* SEAL, Shroud tube 460401* SHAFT, Valve rocker 175906 GASKET, Rocker box cover 161247 COVER, Rocker box 1STD-1925 SCREW, 1/4-20 x 5/8 long, fill. hd. 669841 PISTON 160403 PIN, Piston 172434 PLUG, Piston pin 271555* RING, Top & 2nd compression 268338 RING, Oil regulating, expander type 1


7-2



SERVICE KIT SECTION



69674*71837*73938665316544165567*65427*68327*6000911026851960401*7590661247STD-192569841604037148160053*603116291669401

CYLINDER, PISTON AND RING ASSEMBLYCYLINDER AND HEAD ASSEMBLYVALVE, IntakeVALVE, ExhaustSEAT, Valve spring lowerSPRING, Valve auxiliarySPRING, Valve outerSEAT, Valve springKEY, ValvePLUG, 1/8 pipe x 3/8 long, socketROCKER ASSY., ValveSHAFT, Valve rockerGASKET, Rocker box coverCOVER, Rocker boxSCREW, 1/4-20 x 5/8 long, fill. hd.PISTONPIN, PistonSEAL, Cylinder base oilSEAL, Shroud tubePLUG, Piston pinRING, Top compressionRING, Piston, oil regulating, expander type

1111222241211161114221


7-3


Williamsport Plant

SERVICE KIT SECTION



71199* CYLINDER, PISTON AND RING ASSEMBLY 171837* CYLINDER AND HEAD ASSEMBLY 173938 VALVE, Intake 166531 VALVE, Exhaust 165441 SEAT, Valve spring lower 265567* SPRING, Valve auxiliary 265427* SPRING, Valve outer 268327* SEAT, Valve spring 260009 KEY, Valve 41102 PLUG, 1/8 pipe x 3/8 long, socket 168519 ROCKER ASSY., Valve 260401* SHAFT, Valve rocker 175906 GASKET, Rocker box cover 161247 COVER, Rocker box 1STD-1925 SCREW, 1/4-20 x 5/8 long, fill. hd. 670396 PISTON 160403 PIN, Piston 171481 SEAL, Cylinder base oil 160053* SEAL, Shroud tube 460311 PLUG, Piston pin 262916 RING, Top compression 168115 RING, 2nd compression 168338 RING, Oil regulating, expander type 1


7-4


Williamsport Plant

SERVICE KIT SECTION



71984* CYLINDER, PISTON AND RING ASSEMBLY 171831* CYLINDER AND HEAD ASSEMBLY 1STD-587 NUT 2STD-1925 SCREW, 1/4-20 x 5/8 long, fill. hd. 61102 PLUG, 1/8 pipe x 3/8 long, socket 160009 KEY, Valve 460025 SCREW, Valve adjusting 260311 PLUG, Piston pin 260401* SHAFT, Valve rocker 160403 PIN, Piston 160831 ROCKER ASSY., Valve 275906 GASKET, Rocker box cover 161247 COVER, Rocker box 162916 RING, Piston top compression 265427* SPRING, Valve, outer 271481 SEAL, Cylinder base oil 160053* SEAL, Shroud tube 465441 SEAT, Valve spring, lower 265567* SPRING, Valve, auxiliary 266429 VALVE, Intake 166531 VALVE, Exhaust 168327* SEAT, Valve spring 269401 RING, Piston, oil regulating 169958 PISTON 1


7-5

Williamsport Plant

Part N

7198571832STD-5STD-1110260009600257243460401'604036083175906612476542765441714816005365567664296653171555683276833869958

* These


SERVICE KIT SECTION


No. Part Name Qty.

* CYLINDER, PISTON AND RING ASSEMBLY 1* CYLINDER AND HEAD ASSEMBLY 187 NUT 2925 SCREW, 1/4-20 x 5/8 long, fill. hd. 6

PLUG, 1/8 pipe x 3/8 long, socket 1KEY, Valve 4SCREW, Valve adjusting 2PLUG, Piston pin 2SHAFT, Valve rocker 1PIN, Piston 1ROCKER ASSY., Valve 2GASKET, Rocker box cover 1COVER, Rocker box 1SPRING, Valve, outer 2SEAT, Valve spring, lower 2SEAL, Cylinder base oil 1

* SEAL, Shroud tube 4SPRING, Valve, auxiliary 2VALVE, Intake 1VALVE, Exhaust 1

* RING, Piston compression 2* SEAT, Valve spring 2

RING, Piston, oil regulating, expander type 1PISTON 1

These parts are no longer available for purchase through Textron Lycoming.

7-6


Williamsport Plant

SERVICE KIT SECTION



75326* CYLINDER, PISTON AND RING ASSEMBLY 171838* CYLINDER AND HEAD ASSEMBLY 173938 VALVE, Intake 166531 VALVE, Exhaust 165441 SEAT, Valve spring, lower 265567* SPRING, Valve auxiliary 265427* SPRING, Valve outer 268327* SEAT, Valve spring 260009 KEY, Valve 41102 PLUG, 1/8 pipe x 3/8 long, socket 168519 ROCKER ASSY., Valve 271481 SEAL, Cylinder base oil 160053* SEAL, Shroud tube 460401* SHAFT, Valve rocker 175906 GASKET, Rocker box cover 161247 COVER, Rocker box 1STD-1826 SCREW, 1/4-20 x 5/8 long, fill. hd. 670396 PISTON 160403 PIN, Piston 172434 PLUG, Piston pin 271555* RING, Top & 2nd compression 268338 RING, Oil regulating, expander type 1


7-7


Williamsport PlantNUMERICAL INDEX

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

AN6-13AN6-14AN6-21AN6-34AAN365-632ALW-25-0.63LW-25-0.94LW-25-0.94LW-25-0.94LW-25-1.13LW-25-1.25LW-25-1.25LW-25-1.50LW-25-1.50LW-25S1.50LW-25-1.75LW-25-1.75LW-31-1.16LW-31H0.75LW-38-0.75LW-10070LW- 10071LW-10077LW-11713LW-11795LW- 11800LW-11997LW-12083LW- 12098-0-1 00LW-12098-0-120LW-12098-0-170LW-12186LW-12706LW-12892LW-13323LW-13353LW-13790LW-13792LW-13883LW-13923LW-14260LW- 14260LW-14313LW-14371LW-14759LW-15472LW-15571LW-15592-5-05LW-15592-8-24LW-15688

BoltBoltBoltBoltNutBoltBoltBoltBoltBoltBoltBoltBoltBoltBoltBoltBoltBoltBoltBoltCrankcase Assy.Crankcase Assy.SeatSpringSpringSpringSealSwitchTube Assy.Tube Assy.Tube Assy.NutAdapterThrust ButtonSeatGasketShaftSealRingBushingSealSealAlternatorAlternator Assy.Gage Assy.Fuel PumpStarterClampClampSump Assy.

5-35-31-111-116-71-91-12-36-11-115-36-31-112-31-111-115-35-25-32-51-11-13-51-53-53-51-55-26-76-76-73-14-13-73-56-13-71-53-13-11-12-35-15-11-32-55-23-76-36-1

LW-157208LW-157209LW-16266-25-13LW-163005-2LW-163045-3LW-16728LW-16729LW-16730LW- 18639LW-18661LW- 18667LW-18959-150-25LW-19296LW-19298LW-51360-25LW-51360-29LW-51360-37LW-52305-1STD-8STD-8STD-8STD-8STD-8STD-8STD-8STD-8STD-8STD-33STD-33STD-33STD-35STD-35STD-35STD-35STD-43STD-68STD-68STD-131STD-160STD-160STD-160STD-160STD-160STD-160STD-160STD-160STD-294STD-425STD-475STD-475

KitKitClipMagnetoMagnetoPipePipePipeLockplateSealPinClampGasketRingMagnetoMagnetoMagnetoKit Assy.WasherWasherWasherWasherWasherWasherWasherWasherWasherWasherWasherWasherWasherWasherWasherWasherNutPinPinScrewWasherWasherWasherWasherWasherWasherWasherWasherGasketWasherWasherWasher

4-14-16-74-14-16-36-36-31-73-51-96-73-33-34-14-14-14-11-11-112-32-62-75-36-16-36-51-71-112-52-33-35-25-31-11-16-11-11-11-112-32-75-36-16-36-52-61-53-34-1

8-1

Williamsport Plant

PART NO.

STD-475STD-514STD-551STD-553STD-557STD-596STD-587STD-619STD-678STD-678STD-684STD-690STD-700STD-713STD-783STD-784STD-853STD-872STD-872STD-1045STD-1045STD-1065STD-1111STD-1196STD-1198STD-1211STD-1214STD-1227STD- 1409STD- 1409STD-1410STD-1410STD- 1410STD-1411STD-1411STD-1411STD-1411STD-1411STD-1420STD-1433STD-1623STD-1727STD-1727STD-1774STD-1856STD-1882STD-1925STD-2090STD-2180STD-2213


NUMERICAL INDEX (Cont.)

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

Washer 5-2 STD-2217 Oil Seal 2-7Dowel 1-1 25C-12 Stud 6-1Plug 6-1 25C-22 Stud 2-1Screw 6-7 31C-12 Stud 1-1Dowel 1-1 31C-12 Stud 2-1Nut 1-11 31C-12 Stud 3-3Nut 3-7 31C-13 Stud 1-1Washer 1-3 31C-19 Stud 2-1Washer 1-11 31CD-17 Stud 2-1Washer 2-5 38-13 Stud 1-1Nipple 3-7 50-15 Stud 1-1Washer 5-3 383-B Nut 3-7Elbow 3-3 1028-B Ball 1-5Pin 5-3 1102 Plug 1-1Plug 2-1 1102 Plug 2-1Plug 2-1 1102 Plug 3-3Tee 6-7 1182-B3 Spark Plug 4-1Nut 1-11 1182-F3 Spark Plug 4-1Nut 5-3 1182-V4 Spark Plug 4-1Gasket 1-5 8313 Gasket 2-7Gasket 6-1 45530 Ring 1-9Dowel 1-7 45688 Flange 1-7Elbow 1-1 60009 Key 3-5Hose 6-3 60025 Screw 3-7Bolt 1-7 60096 Gasket 2-5Plug 1-7 60311 Plug 3-1Screw 1-7 60398 Bushing 3-7Washer 6-1 60403 Pin 3-1Nut 1-11 60430 Cover 2-7Nut 6-1 60592 Gasket 6-5Nut 3-3 60803 Strap 1-11Nut 4-1 60820 Gasket 6-1Nut 5-2 60821 Tube Assy. 3-7Nut 1-11 60831 Rocker Assy. 3-7Nut 2-7 60882 Gear 1-7Nut 5-3 60890 Tube Assy. 3-7Nut 6-1 60928 Tube Assy. 3-7Nut 6-5 61084 Spring 1-5Nut 2-3 61098 Adapter Assy. 2-7Bolt 6-1 61151 Shaft 1-9Insert 1-1 61163 Gear 4-1Washer 4-1 61173 Gasket 2-6Washer 5-3 61174 Shaft 2-3Pin 2-7 61175 Adapter 2-1Screw 2-6 61183 Gasket 2-7Screw 2-5 61227 Lever 1-1Screw 3-7 61247 Cover 3-7Nut 3-7 61253 Spacer 1-7Hose 3-7 61259 Flange 3-3Screw 1-7 61358 Plug 6-1

8-2

TEXTRON Lycomlng 0-290-D SERIES PARTS CATALOG

Williamsport PlantNUMERICAL INDEX (Cont.)

PART NO.

61376613776137861381614006151061520615316153361544615546155561583615846163161662616656212362156622246228962415624176253162815628176283062916650066500765098664296652866529-S66610667346679667447683386851968593686686875168763687866878868790687926897469340

PART NAME

ConnectionConnectionScreenTube Assy.StudPlugBearingGasketBearingPlungerCoverPlugCover Assy.ValveValveBearingGearTube Assy.Rod Assy.GasketCarburetorPlungerPlugCrankshaft Assy.HousingScreen Assy.CarburetorRingTubeRetainerCoverValveSeatGuideBushingStudInsertBearingRingRocker Assy.SpacerSpringStudBearingHousing Assy.Housing Assy.Housing Assy.Housing Assy.HousingSupport Assy.

PAGE NO.

6-16-16-16-12-11-71-51-11-51-91-11-11-11-13-53-14-11-33-74-16-52-62-61-72-62-66-53-13-51-12-53-53-33-33-31-13-31-53-13-72-71-51-11-52-12-12-12-12-61-7

PART NO.

6937369401694366967969841699536995870396710327110571160714817159671831718327183771838719737205772058720677207572091724347249672566728777297073346734117341273413734147381773818739387406874225743237499675072753127538075706757087590676026760947621076529

PART NAME

BearingRingSpringStudPistonStarterPistonPistonBushingTappetHousing Assy.RingWasherCylinder & Head Assy.Cylinder & Head Assy.Cylinder & Head Assy.Cylinder & Head Assy.GasketSeatSeatBushingSealRingPlugHousing Assy.GearBodyGear Assy.FlangeRod Assy.Rod Assy.Rod Assy.Rod Assy.LockplateGasketValveRingNipple Assy.StrutGear Assy.Gear Assy.Support Assy.LinkCamshaftShaft Assy.GasketBeltCamshaftStarterPlug

PAGE NO.

3-13-12-61-13-15-23-13-11-31-52-13-72-73-33-33-33-36-33-33-31-71-51-53-12-11-71-52-76-33-73-73-73-71-92-13-51-36-75-31-91-91-75-31-71-93-75-11-75-21-5

8-3


Williamsport PlantNUMERICAL INDEX (Cont.)

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

7653476923-48S70-6376923-48S90-6376943-S77309774677802778030-S

ShimLead Assy.Lead Assy.GuideBushingSpringBoltConnecting Rod Assy.

5-34-14-13-31-91-53-13-1

7815878290785247853105K19423-S36B1948468C1962213S19646

BracketPlunger Assy.SocketBodyOil Pump Impeller KitPulleyGearGear

5-33-53-52-32-35-14-11-7

8-4

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