717/323-6181 PUBLICATION REVISION€¦ · PUBLICATION REVISION ... TEXTRON Lycoming AIRCRAFT ENGINES IO-360-L2A ... SEAL. Crankshaft oil. split SEAL. Oil. 3/32 section x 7/16 I.D.

Lycomlng652 Oliver StreetWilliamsport, PA 17701 U.S.A.717/323-6181 TECHNICAL

PUBLICATION REVISION

REVISIOIN No. PUBLICATION PUBLICATION No. PUBLICATION DATEIO-360-L2A

PC-306-12A Engines PC-306-12 MAY, 1996

This page(s) furnished herewith are Intended to replace the correspondingpage(s) of the publication Indicated above.

Previous revisions to this publication This revision consists of: -

None September, 1998

Page 1-9Figure 5. Text Change

Page 1-10Figure 5. Illustration Change



TEXTRON Lycoming AIRCRAFT ENGINES

IO-360-L2A Wide Cylinder Flange Crankcase Model Engine

PARTS CATALOG PC-306-I 2

MAY 1996

-

652 Oliver Street Williamsport, PA 17701 U.S.A. 7171323.6161

TEXTRON Lycoming IO-360-L2A PARTS CATALOGWIDE CYLINDER FLANGE CRANKCASE MODEL ENGINES

This illustrated parts catalog contains a complete parts listing for the Textron Lycoming IO-360-L2A wide cylinderflange crankcase model aircraft engines.

Malor assembly and sub-assembly parts of the engine are listed in the Group Assembly sections in the generalsequence of engine build up.

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

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 appropriate Vendor'sParts Catalog. A list of addresses of where to obtain these publications appears in the latest edition of Service LetterNo. L 114. NOTE

The illustrations, pictures and drawings shown in the publication are typical of the subjectmatter they portray.

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

Any reference in this document to a suppliers/parts manufacturer's product, by name, trademark, part number orother description is solely for the purposes of identification and does not indicate or infer that Textron Lycoming acceptsresponsibility for quality control and/or airworthiness of parts which do not pass through the Textron Lycoming qualitycontrol system.

All Textron Lycoming publications will bear the copyright notice © TextronLycoming 1986, "All Rights Reserved", and all Textron Lycoming publicationsare to be considered copyrighted and may not be reproduced without permissionof the company.

SERVICE BULLETINS, INSTRUCTIONS AND LETTERS

Although the information contained in this parts catalog is up-to-date at time of publication, users are advised toprocure current information through all Textron Lycoming distributors or from the factory by subscription. Consult thelatest 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 correct partsrequired without delay.

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

b. Always specify part number, nomenclature and quantity required.

SECTION

Introduction ..Table of ContentOversize and Un

1.CRANKCASCrankcase AsOil LevelCrankshaftCrankshaft IdCrankcase

2. ACCESSORAccessoryOil PumpFuel PumpVacuum andOil Filter

3. CYLINDER,ConnectingCylinder AssCylinderValve AssemCylinder Hea

4. IGNITION SMagnetos, M

5. ELECTRICALPrestoliteLamar StarterAlternator

6. OIL SUMPOil Sump AssIntake Pipes aFuel Injector,Fuel Lines,

7. SERVICE

8. NUMERICAL

Lycoming IO-360-L2A PARTS CATALOGWIDE CYLINDER FLANGE CRANKCASE MODEL ENGINES

TABLE OF CONTENTS

PAGE

· . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . is . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iidersize Parts Listing .................................... iii

IE, CRANKSHAFT AND CAMSHAFT GROUPsem bly . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 1-1ge Assembly and Crankcase Related Parts ......................... 1-3ssembly and Related Parts ................................. 1-5ler Gears, Tachometer Drive and Camshaft ........................ 1-7taching Parts ......................................... 1-9

Y HOUSING AND RELATED PARTSousing Assembly ...................................... 2-1I Accessory Housing Attaching Parts ........................... 2-3id Propeller Governor Drive Cover ............................ 2-5Hydraulic Pump Drives and Covers .... ............... ......... 2-7;embly, Oil Cooler Bypass Valve and Breather Fittings .................. 2-9

, PISTON AND VALVE TRAIN,ods, Pistons and Ring Assemblies ............................. 3-1embly ............................................ 3-3ited Parts .......................................... 3-5Nbly ............................................. 3-7Ld Drain Tubes, Intercylinder Cooling Baffles and Rocker Box Covers ......... 3-9

IYSTEMIagneto Drives, Harnesses and Spark Plugs ......................... 4-1

AL SYSTEMrter and Attaching Parts ................................... 5-1and Attaching Parts .................................... 5-2

)unting and Attaching Parts ................................ 5-3

AND INDUCTION SYSTEMiembly and Oil Suction Screen ............................... 6-1nd Attaching Parts ..................................... 6-3Fuel Manifold and Brackets ................................ 6-5iel Hoses and Attaching Parts ............................... 6-7

T SECTION ......................................... 7-1

L INDEX .......................................... 8-1

ii


OVERSIZE AND UNDERSIZE PARTS LISTING

Part No. Description OVERSIZEP02 P05 P10 P15 P20 P30 P40 P50.002 .005 .010 .015 .020 .030 .040 .050

See Latest Edition of Service Instruction No. 1256.

UNDERSIZEM03 M06 M10.003 .006 .010

61681666106679669796720577205872155-S7423075656-S75657-SLW-11997LW-13521LW-13792LW-13884LW-1671118A19441

GUIDEBUSHINGINSERTDOWELSEATSEATBUSHINGGUIDEBUSHINGBUSHINGSEALBEARINGSEALBEARINGBEARINGBEARING

X XX

XX X

XXX

XX

X X X XSee Latest Edition of Service Instruction No. 1256.

X X X XX X X X

See Latest Edition of Service Instruction No. 1324.

XSee Latest Edition of Service Instruction No. 1324.

X

X

X

X* X* X*

X X XX X XX X X

* Also available in P 0 oversize.

In addition to the above, studs are available in P03, P07 & P12.

NOTE

When ordering oversize and undersize parts, be sure to specify the requiredoversize and undersize dimension along with the proper part number. Forexample, to order bearing LW-13884 in .003 undersize, order part numberLW-13884-M03. Oversize code 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


CRANKCASE, CRANKSHAFT AND CAMSHAFT GROUPCRANKCASE ASSEMBLY

FIGREF.

1PART

NUMBER

QTY.PER

ASSY.DESCRIPTION

123456789101112131415

LW-18402-27515450-1538-1338D-1731C-1231C-1338-22STD-557STD-514STD-1623LW-13793697961102STD-1339

CRANKCASE ASSEMBLYSTUD, 1/2-13 x 10-1/32 longSTUD, 1/2-13 x 1-7/8 longSTUD, 3/8-16 x 1-5/8 longSTUD, 3/8-16 x 2-1/8 long, drilledSTUD, 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 11/16 long, hollowDOWEL, 5/16 dia. x 1/2 longINSERT. 1/4-20 Helicoil x 3/8 longSTUD, 5/16-18 x 15/16 long, drilledDOWEL, Crankshaft bearing

PLUG, 1/8-27 NPT. Allen headPLUG, 1/16-27 NPT, Allen head

128

1912112221251

This crankcase assembly is not available as a service item. Refer to Service Kits,Section 7, for applicable Crankcase Assembly and Governor Stud Kit Part Number.

1-1

12-

TEXTRONLycoming IO-360-L2A PARTS CATALOGWIDE CYLINDER FLANGE CRANKCASE MODEL ENGINES

14-

Figure 1. CRANKCASE ASSEMBLY

1-2


CRANKCASE, CRANKSHAFT AND CAMSHAFT GROUPOIL LEVEL GAGE ASSEMBLY AND CRANKCASE RELATED PARTS

FIGREF.

2

123456

789

10

11

121314

PARTNUMBER

786267205974065LW-147681028-B61084*68668*77467*LW-11713*LW-18085*06E19769-1.2577808LW-16711LW-1388418A19441LW-13792**LW-11997**720757209172877

DESCRIPTION

TUBE. Oil level gageGASKET. Oil level gageRING. Oil level gage sealGAGE ASSEMBLY. Oil levelBALL. 11/16 diameterSPRING. Oil pressure relief valveSPRING. Oil pressure relief valveSPRING. Oil pressure relief valveSPRING. Oil pressure relief valveSPRING. Oil pressure relief valveGASKET. 1-1/4 I.D. x 1-1/2 O.D. x 3/32 annularVALVE ASSY.. Oil pressure relief valve, adi.BEARING. CrankshaftBEARING. Crankshaft. frontBEARING. Crankshaft. front (alternate)SEAL. Crankshaft oil. solidSEAL. Crankshaft oil. splitSEAL. Oil. 3/32 section x 7/16 I.D.RING. Oil seal. 23/64 I.D. x 7/64 dia.BODY, Hydraulic tappet

QTY.PER

ASSY.

11111111111142211228

* Select spring to give a minimum of three threads exposed on adjusting screw to allow field adjust-ment. Reference lastest revision of Textron Lycoming Table of Limits SSP-1776, Part I for springidentification.

** See latest editon of Textron Lycoming Service Instruction No. 1324 for installation.

1-3


Figure 2. OIL LEVEL GAGE ASSEMBLY AND CRANKCASE RELATED PARTS

1-4


CRANKCASE, CRANKSHAFT AND CAMSHAFT GROUPCRANKSHAFT ASSEMBLY AND RELATED PARTS

FIGREF.

3PART

NUMBER

QTY.PER

ASSY.DESCRIPTION

123456789

10

13B27121STD-121175656-S72155-S75657-S13S19646*LW-18639STD-221331M2204572566

CRANKSHAFT AND BUSHING ASSEMBLYPLUG. 2.00 dia. expansionBUSHING. Propeller flange, longBUSHING. Propeller flange, shortBUSHING. Propeller flange, indexing

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

GEAR, Starter ring

1141111111

* See latest edition of Textron Lycoming Service Bulletin No. 475 for proper installation.

1-5

No. 1CRANKPIN-


8 5INDEX

3

-4

3

Figure 3. CRANKSHAFT ASSEMBLY AND RELATED PARTS

1-6

Lycomling IO-360-L2A PARTS CATALOGWIDE CYLINDER FLANGE CRANKCASE MODEL ENGINES

CRANKCASE, CRANKSHAFT AND CAMSHAFT GROUPCRANKSHAFT IDLER GEARS, TACHOMETER DRIVE AND CAMSHAFT

FIGREF.

4PART

NUMBER

QTY.PER

ASSY.DESCRIPTION

123456789

10111213

615447499677309750727730976121LW-18667STD-2231LW-13796LW-31H0.88STD-2168LW-1884076118

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

BUSHING. Crankshaft idler gearGEAR ASSY. Crankshaft idler

BUSHING. Crankshaft idler gearSHAFT ASSY.. Tachometer

PIN. 3/16 dia. x 2-21/64 longRING. Internal retainingSHAFT. Crankshaft idler gearBOLT. 5/16-18 x 7/8 long. hex. hd.. dr.NUT. 5/16-18 NC-3 slotted shearCAMSHAFT ASSEMBLY

SPACER, Tach. shaft centering

11I

1111123111

1-7


3-

Figure 4. CRANKSHAFT IDLER GEARS, TACHOMETER DRIVE AND CAMSHAFT

1-8


CRANKCASE, CRANKSHAFT AND CAMSHAFT GROUPCRANKCASE ATTACHING PARTS

FIGREF.

5PART

NUMBER

QTY.PER

ASSY.DESCRIPTION

123456789

10111213141516171819

LW-25-1.50LW-25-1.63STD-860803LW-25-1.88LW-25-1.13STD-160STD-1411LW-25S1.50STD-8STD-1409STD-33AN960-616LSTD-872AN6-34ASTD-33STD-678STD-59676220

BOLT, 1/4-20 x 1-1/2 long, hex. hd.BOLT, 1/4-20 x 1-5/8 long, hex. hd.WASHER. 1/4 plainSTRAP. LiftingBOLT. 1/4-20 x 1-7/8 long, hex. hd.BOLT. 1/4-20 x 1-1/8 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 shearWASHER. 3/8 plain. 1/16 thickWASHER, 3/8 plain. 1/32 thickNUT. 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 plainSTUD, 1/2-20 x 10-45/64 long

61

22224

1293

AR333112224

Revised September, 1998 1-9

6,3,7

1,3,7,8


4 5,3,7,8 44 12,13,14

1,3,7,8 9,10,113,6,7

Figure 5. CRANKCASE ATTACHING PARTS

1-10 Revised September, 1998

IO-360-L2A PARTS CATALOGWIDE CYLINDER FLANGE CRANKCASE MODEL ENGINES

ACCESSORY HOUSING AND RELATED PARTSACCESSORY HOUSING ASSEMBLY

FIGREF.

6PART

NUMBER

QTY.PER

ASSY.DESCRIPTION

12345678

7381821A21533-0525C-2231C-1231C-1931CD-171102STD-784

GASKET, Accessory housingHOUSING ASSY.. Accessory

STUD. 1/4-20 x 2-3/4 longSTUD. 5/16-18 x 1-1/2 longSTUD. 5/16-18 x 2-3/8 longSTUD. 5/16-18 x 2-1/8 long. drilledPLUG. 1/8-27 NPT. Allen headPLUG, 3/8-18 NPT, Allen head

11444341

2-1


4

Figure 6. ACCESSORY HOUSING ASSEMBLY

2-2


ACCESSORY HOUSING AND RELATED PARTSOIL PUMP AND ACCESSORY HOUSING ATTACHING PARTS

FIGREF.

7123456789

1011

PARTNUMBER

7853105K19423-S*61174STD-35STD-1420LW-14260STD-8STD-160LW-25-0.94LW-25-1.13LW-25-1.50

DESCRIPTION

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 1-1/8 long. hex. hd.BOLT, 1/4-20 x 1-1/2 long, hex. hd.

QTY.PER

ASSY.

111331

1212912

* See latest edition of Textron Lycoming Service Bulletin No. 524.

2-3


-7,8,9

7,8,10

Figure 7. OIL PUMP AND ACCESSORY HOUSING ATTACHING PARTS

2-4


ACCESSORY HOUSING AND RELATED PARTSFUEL PUMP AND PROPELLER GOVERNOR DRIVE COVER

FIGREF.

8PART

NUMBER

QTY.PER

ASSY.DESCRIPTION

123456789

10

60096LW-15473STD-33STD-18826955169106STD-35STD-475STD-1410STD-783*

GASKET. Fuel pumpFUEL PUMP. Dual diaphragm (6441234)WASHER. 3/8 plainSCREW. 3/8-16 x 1-9/32 long. socket dr.GASKET. Accessory drive adapterCOVER. Governor drive adapter padWASHER. 5/16 plainWASHER. 5/16 lock. internal teethNUT. 5/16-18 plainPLUG, 1/4-18 NPT, Allen head

1122114441

* Used when no propeller governor oil line is used.

2-5


Figure 8. FUEL PUMP AND PROPELLER GOVERNOR DRIVE COVER

2-6

123456789

1011121314151617181920212223242526


ACCESSORY HOUSING AND RELATED PARTSVACUUM AND HYDRAULIC PUMP DRIVES AND COVERS

FIGREF.

9PART

NUMBER

QTY.PER

ASSY.DESCRIPTION

6118361098STD-177406A199567297071596831360430STD-8STD-160STD-141127A220997159668315LW-12540STD-177406A1995625C-12STD-35STD-475STD-1410831360430STD-8STD-160STD-1411

GASKET. Vacuum pumpADAPTER 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 Dump drivenWASHER. Accessory drive gearGASKET. Vacuum pumpCOVER. Vacuum pumpWASHER. 1/4 plainWASHER. 1/4 lock. internal teethNUT. 1/4-20 plainGEAR ASSY.. Hydraulic pump drivenWASHER. Accessory drive gearGASKET. Accessory drive adapterADAPTER ASSY.. Hydraulic pump

PIN. 1/8 dia. x 1/4 longOIL SEAL, 7/8 I.D. x 1-1/2 O.D. x 5/16 wideSTUD. 1/4-20 x 1-1/2 long

WASHER. 5/16 plainWASHER. 5/16 lock. internal teethNUT. 5/16-18 plainGASKET. Hydraulic pumpCOVER. Hydraulic pumpWASHER. 1/4 plainWASHER. 1/4 lock. internal teethNUT, 1/4-20 plain

11111111444111111444411444

2-7

7


11

9

Figure 9. VACUUM AND HYDRAULIC PUMP DRIVES AND COVERS

2-8


ACCESSORY HOUSING AND RELATED PARTSOIL FILTER ASSEMBLY, OIL COOLER BYPASS VALVE AND BREATHER FITTING

FIGREF.

10PART

NUMBER

QTY.PER

ASSY.DESCRIPTION

123456789

101112131415

LW-1279577852LW-13215STD-8STD-160STD-1411STD-185653E221447651025C-1006E 19769-0.6362417MS20823-8MS20822-871140

GASKET. Oil filter adapterOIL FILTER BASE ASSEMBLYOIL FILTER. Short, Spin-onWASHER. 1/4 plainWASHER. 1/4 lock, internal teethNUT. 1/4-20 plainSCREW. 1/4-20 x 1.00 long hex. hd.VALVE ASSY., Temp. control oil cooler bypass

GASKET. Valve assemblySTUD. 1/4-20 x 1-1/4 longGASKET. 7/8 O.D. x 5/8 I.D. x 3/32 annularPLUG, Oil cooler bypassELBOW, 3/8 NPT, 1/2 flared tubeELBOW, 3/8 NPT. 1/2 flared tubeFITTING, Breather

111411311111111

NOTE

Reference latest edition of Textron Lycoming SSP-885 for oil filter kits andreplacement filters.

2-9

2-


15

-8

Figure 10. OIL FILTER ASSEMBLY, OIL COOLER BYPASS VALVE AND BREATHER FITTING

2-10


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

FIGREF.

11PART

NUMBER

QTY.PER

ASSY.DESCRIPTION

123456789

10

LW-11750-SLW-1392375061LW-12186LW-1352175089LW-14077*LW-11775*7424114H21950

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

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

4488844884

* See latest edition of Textron Lycoming Service Instruction No. 1267.

3-1


-5

9

Figure 11. CONNECTING RODS, PISTONS AND RING ASSEMBLIES

3-2


CYLINDER, PISTON AND VALVE TRAINCYLINDER ASSEMBLY

QTY.PER

DESCRIPTION ASSY.

FIGREF.

12PART

NUMBER

123456789

10111213141516

LW-12427720577505861681*74230*66796STD-135331C-1225C-8MS20823-6D666101102LW-19296STD-35STD-475STD-1410

CYLINDER & HEAD ASSY.. NitridedSEAT. Intake valveSEAT. Exhaust valveGUIDE. Valve. intake. flangedGUIDE. Valve. exhaust. flangedINSERT. Spark plug. 18 - 1.5 MMINSERT. No. 10-24 Hellcoil x 3/8 longSTUD. 5/16-18 x 1-1/2 longSTUD. 1/4-20 x 1.00 longELBOW. 45°. 3/8 flared tubeBUSHING. Rocker shaft

PLUG. 1/8-27 NPT. Allen headGASKET. Exhaust flangeWASHER. 5/16 plainWASHER. 5/16 lock. internal teethNUT, 5/16-18 plain

4444484844

1644888

* See latest edition of Textron Lycoming Service Instruction No. 1256.

3-3


Figure 12. CYLINDER ASSEMBLY

3-4


CYLINDER, PISTON AND VALVE TRAINCYLINDER RELATED PARTS

QTY.PER

DESCRIPTION ASSY.

FIGREF.

13PART

NUMBER

1

23456789

15F19957-34*15F19957-35*15F19957-36*73437*17F19357**74637LW-13790LW-128927148174887383-BSTD-2090

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.. Valve

BUSHING. Valve rockerSHAFT. Valve rockerTHRUST BUTTON. Rocker shaftRING. Oil seal. 3/32 dia. x 4-27/32 longSPACER. 33/64 I.D. x 7/8 O.D. x 3/8 thickNUT. 3/8-24 plainNUT, 1/2-20 plain

ARARARAR884842

1618

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

** Due to the size of the area where the part number is stamped, the last five digits may be allthat is shown (19357).

3-5


1

5

Figure 13. CYLINDER RELATED PARTS

3-6


CYLINDER, PISTON AND VALVE TRAINVALVE ASSEMBLY

FIGREF.

14123456789

10111213141516171819

PARTNUMBER

73938LW-19001LW-11795LW-1180065441LW-13323LW-10077LW-164756000917C2119117C193867829015B21319LW-11485LW-14995LW-12272STD-1411LW-1866170310

DESCRIPTION

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 tvpe)CAP. Valve stem. exhaust (rotator tvpe)PLUNGER ASSY.. Hydraulic tappetSOCKET. Hydraulic tappetSHROUD TUBE ASSY.. Push rodSPRING. Shroud tubeLOCKPLATE. Shroud tubeNUT. 1/4-20 plainSEAL. Shroud tubeSEAL, Shroud tube

QTY.PER

ASSY.

4488444488488844488

3-7

1


12

14

17

3

4 11

9

Figure 14. VALVE ASSEMBLY

3-8


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

AND ROCKER BOX COVERS

FIGREF.

15

1234

567

PARTNUMBER

STD-684STD-1821LW-15592-5-0568759687606876175339 **LW-13389 *7161171610MS35489-20X7590661247STD- 1925

QTY.PER

ASSY.DESCRIPTION

NIPPLE, Straight, 3/8 I.D. hoseHOSE, 3/8 x 2-1/2 longCLAMP, HoseTUBE ASSY., Cyl. head oil drain, cyl. no. 1TUBE ASSY., Cyl. head oil drain, cyl. no. 2TUBE ASSY.. Cyl. head oil drain, cyls. no. 3 & 4BAFFLE ASSY.. IntercylinderBAFFLE ASSY., IntercylinderRETAINER, Intercylinder baffleHOOK, Intercylinder baffle retainerGROMMETGASKET, Rocker box coverCOVER, Rocker boxSCREW, 1/4-20 x 5/8 long, pan. hd., self-locking

4481121

222144

24

89

10111213

* Install on right side between no. 1 and no. 3 cylinders.** Install on left side between no. 2 and no. 4 cylinders.



Figure 15. CYLINDER HEAD DRAIN TUBES, INTERCYLINDER COOLING BAFFLESAND ROCKER BOX COVERS

3-10


IGNITION SYSTEMMAGNETOS, MAGNETO DRIVES, HARNESSES AND SPARK PLUGS

FIGREF.

161234567

89

101112

**

PARTNUMBER

61665STD-71362224LW-12706LW-1268166GC20SFNN67P2040867P2040966M21195STD-475STD-1727STD-14101182-E7*

01P19762-1-43

DESCRIPTION

GEAR, Magneto. Impulse couplingCOTTER PIN. 3/32 dia. x 3/4 longGASKET. Magneto adapterADAPTER. Magneto. inpulse couplingGASKET. MagnetoMAGNETO. Impulse. Rt. & Lt.. Slick Model 4371HARNESS ASSY. Right. Slick Model M-2512HARNESS ASSY.. Left. Slick Model M-2513CLAMP. MagnetoWASHER, 5/16 lock. Internal teethWASHER. Plain. 3/4 O.D. x 21/64 I.D. x 1/8 thickNUT. 5/16-18 plainSPARK PLUG. Champion (REM38E) or

Auburn (SR8)BAG, Magneto harness attaching

222222114444

81

QTY.PER

ASSY.

* Item No. 12 spark plugs are used in current production only. Additional spark plugs are availablefor this engine. See latest edition of Textron Lycoming Service Instruction No. 1042 for completelisting of all approved spark plugs.

** See page 4-2 for a breakdown of individual parts contained in the magneo and harness attachingparts bag. These parts to be attached by customer per engine line drawing included in each bag.

4-1

P/N 01 P19762-143

8


Part No.

LW-16266-25-25LW-14060STD-8STD-187476734LW-16266-25-50STD-696STD-1916LW-M-2375

Part Name

CLIP, One wireCLIP, Two wireWASHER, 1/4 plainSCREW, 1/4 -20 x 13/16 longZIP STRAPCLAMP, Four wireWASHER, 1/4 plain (thin)SCREW, 1/4-20 x 1-1/8 longPLATE, Spark plug cable

Qty.

238681432

ATTACI-IING HARDWARE

10-

6

Figure 16. MAGNETOS, MAGNETO DRIVES, HARNESSES AND SPARK PLUGS

4-2


ELECTRICAL SYSTEMPRESTOLITE STARTER AND ATTACHING PARTS

FIGREF.

17PART

NUMBER

QTY.PER

ASSY.DESCRIPTION

1

2345

LW-15572

STD-35STD-475LW-31-1.16STD-1410

STARTER, 24 volt. 12/14 pitch pinion(MHB-4016)

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

14413

NOTE

See latest edition of Textron Lycoming Service Instruction No. 1154 forcomplete listing of FAA approved starters, generators, alternators, regu-lators and relays.

Figure 17. PRESTOLITE STARTER AND ATTACHING PARTS

5-1


ELECTRICAL SYSTEMLAMAR STARTER AND ATTACHING PARTS

FIG.REF.

18PART

NUMBER

QTY.PERASSY.DESCRIPTION

12345

31B22207STD-35STD-475LW-31-1.09STD-1410

STARTER. Lamar 24 volt. 12/14 pitchWASHER. 5/16 plainWASHER. 5/16 lock, internal teethBOLT, 5/16-18 x 1-3/32 long, hex. hd.NUT, 5/16-18 plain

14413

1

2

3

5

Figure 18. LAMAR STARTER AND ATTACHING PARTS

5-2


ELECTRICAL SYSTEMALTERNATOR MOUNTING AND ATTACHING PARTS

FIGREF.

19PART

NUMBER

QTY.PER

ASSY.DESCRIPTION

123456789

10

07A21443LW-1336573383STD-475LW-31-0.94LW-10729STD-35LW-31 H0.8876908LW-31H1.06

BRACKET, AlternatorBRACE, Alternator bracketLOCKPLATE, 5/16 bolt x 1.00 longWASHER, 5/16 lock, internal teethBOLT, 5/16-18 x 15/16 long, hex. hd.LINK, Alternator adjustingWASHER, 5/16 plainBOLT, 5/16-18 x 7/8 long, hex. hd. dr.STRUT, Alternator supportBOLT, 5/16-18 x 1-1/16 long, hex. hd.. dr.

1111311111



7

10

1

-5

Figure 19. ALTERNATOR MOUNTING AND ATTACHING PARTS

5-4


OIL SUMP AND INDUCTION SYSTEMOIL SUMP ASSEMBLY AND OIL SUCTION SCREEN

FIGREF.

20

123456789

1011121314151617

PARTNUMBER

LW-13353LW-13861789146140031C-17STD-91STD-551STD-8STD-160LW-25-0.94LW-25-1.1373152STD-1411STD-22297048406E19769-1.00LW-12545

DESCRIPTION

GASKET. Oil sumpSUMP ASSEMBLY. Oil

CONNECTION. Intake pipeSTUD. 1/4-20 x 1-3/16 longSTUD. 5/16-18 x 2-1/8 longPLUG. 1/2-14 NPT. Allen head

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.BRACKET. Support clampNUT. 1/4-20 plainPLUG. 1/2 NPT. Allen headSCREEN. Oil suctionGASKET. 1.00 I.D. x 1-1/4 O.D. x 3/32 annularPLUG, 5/8 hex. hd. x 1.00-20 thread

QTY.PER

ASSY.

1144412

29201333

122111

6-1


17-

Figure 20. OIL SUMP ASSEMBLY AND OIL SUCTION SCREEN

6-2


OIL SUMP AND INDUCTION SYSTEMINTAKE PIPES AND ATTACHING PARTS

FIGREF.

2112345678

PARTNUMBER

7048569603LW-15592-8-287197373346STD-8STD-160LW-25-1.25

DESCRIPTION

PIPE. Intake. all cylindersHOSE. 1-3/4 I.D. x 2-3/16 O.D. x 1-3/4 longCLAMP. HoseGASKET. 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.

QTY.PER

ASSY.

44844888

6-3


Figure 21. INTAKE PIPES AND ATTACHING PARTS

6-4


OIL SUMP AND INDUCTION SYSTEMFUEL INJECTOR, FUEL MANIFOLD AND BRACKETS

FIGREF.

22PART

NUMBER

QTY.PER

ASSY.DESCRIPTION

123456789

1011121314151617

662247316161J22088STD-35STD-475STD-1410LW-1826563B22196MS20822-402G21382STD-1481102739667459774598STD-1907STD-1908

GASKET, Fuel injectorSPACER, Fuel injectorFUEL INJECTOR, RSA-5AD1 (2576536-1)WASHER, 5/16 plainWASHER, 5/16 lock, internal teethNUT, 5/16-18 plainNOZZLE, InjectionMANIFOLD ASSY., Fuel

ELBOW, 1/4 tube, 1/8 NPT, 90°

NIPPLE, 3/16 tube to 1/8 NPT, restrictedNIPPLE. Union, 1/8 NPTPLUG, 1/8-27 NPT, Allen

SPACER, Fuel manifold bracketBRACKET, Fuel manifoldBRACKET, Fuel manifoldSCREW, No. 10-24 x 9/16 long. flat hd.WASHER, No. 10 lock, external teeth

211444411

14221144

6-5


10-9

1

15-

15

Figure 22. FUEL INJECTOR, FUEL MANIFOLD AND BRACKETS

6-6


OIL SUMP AND INDUCTION SYSTEMFUEL LINES, FUEL HOSES AND ATTACHING PARTS

FIGREF.

23

123456789

1011121314

PARTNUMBER

LW-12098-0-180LW-16266-10-75LW-16266-10-13STD-860STD-670LW-12798-4S370LW-12799-6S1807237774278STD-670STD-692STD-425STD-860LW-16266-25-50

DESCRIPTION

TUBE ASSY., Fuel manifold to nozzlesCLAMPCLAMP, 1/8 dia. for No. 10 screwSCREW, No. 10-32 x 5/8 long, fill. hd.LOCKNUT, No. 10-32HOSE ASSY., StraightHOSE ASSY., 3/8 Hose, StraightELBOW, 3/8 flared tube, adjustableBRACKET ASSY., Fuel line supportLOCKNUT, No. 10-32SCREW, No. 10-32 x 1/2 long. rd. hd.WASHER, No. 10 plainSCREW, No. 10-32 x 5/8 long, fill. hd.CLAMP

488881

11112311

QTY.PER

ASSY.

6-7


11 7-

-8

Figure 23. FUEL LINES, FUEL HOSES AND ATTACHING PARTS

6-8


SERVICE KIT SECTION ...... SEAL AND GASKET SET

Part NamePart No. Qty.

75439-1AN901-8ALW-10332LW-11997*LW-12272LW-12681LW-12795LW-13353LW-13792*LW-14260LW-14995LW-18639LW-18661LW-19296STD-475STD-21306A1995606E19769-0.6306E19769-1.0006E19769-1.251691-C600966117361183622246622468315691646934569551703107045571481719737205372059720757207872091722207231272829731897338373817

SEAL AND GASKET SETGASKET, Metal tube connect sealLOCKPLATE, Crankshaft gearSEAL, Crankshaft oilLOCKPLATE, Shroud tubeGASKET, MagnetoGASKET, Oil filter adapterGASKET, Oil sumpSEAL, Crankshaft oilSEAL, Tachometer drive oilSPRING, Shroud tubeLOCKPLATE, Crankshaft gearSEAL, Shroud tubeGASKET, Exhaust flangeWASHER, 5/16 lock, internal teethSEAL, OilSEAL, OilGASKETGASKETGASKETGASKET, Fuel pumpGASKET, Fuel pumpGASKET, Oil pressure housingGASKET, Accessory adapterGASKET, Magneto adapterGASKET, CarburetorGASKET, Accessory drive adapterGASKET, Fuel pump adapterSPACERGASKET, Accessory drive adapterSEAL, Shroud tubeGASKETRING, Oil sealGASKET, 2 bolt flangeGASKET, GovernorGASKET, Oil level gageSEAL, OilLOCKPLATERING, Oil sealGASKET, Oil level gageRING, Oil sealLOCKPLATEGASKETLOCKPLATELOCKPLATE

111142111141844112111111321141814421622111122

* Refer to latest edition of Textron Lycoming Service Instruction No. 1324 for application.

7-1

TEXTRON

Part No.

75439-1738187406574068759067651077154776118313


SERVICE KIT SECTION ....... SEAL AND GASKET SET

Part Name Qty.

SEAL AND GASKET SET (CONT.)GASKET, Accessory housing 1RING, Oil level gage seal 1RING, Oil level gage plug 1GASKET, Rocker box cover 4GASKET, Oil cooler bypass valve 1GASKET, Carburetor 1GASKET, Exhaust flange 4GASKET, Vacuum pump 1

7-2

Part No.

05K21104LW-12427LW-1900173938LW-11800LW-11795LW-10077LW-1647565441LW-133236000917C2119117C19386750897424114H21950LW-14077LW-117756082871481LW-186617031075906721987761171973


VICE KIT SECTION ...... CYLINDER, PISTON AND RING ASSEMBLY KIT

Part Name Qty.

KIT - CYLINDER, PISTON AND RING ASSY. 1CYLINDER AND HEAD ASSY 1VALVE, Exhaust 1VALVE, Intake 1SPRING, Valve, outer 2SPRING, Valve, inner 2SEAT, Valve spring, upper, intake 1SEAT, Valve spring, upper, exhaust 1SEAT, Valve spring, lower, intake 1SEAT, Valve spring, lower, exhaust 1KEY, Valve, intake 2KEY, Valve, exhaust 2CAP, Valve stem, exhaust 1PISTON 1RING, Piston, compression 2RING, Piston, oil regulating 1PIN, Piston 1PLUG, Piston pin 2PLUG, Piston pin 2RING, Oil seal 1SEAL, Shroud tube 2SEAL, Shroud tube 2GASKET, Rocker box cover 1PLUG, Piston pin 2GASKET, Exhaust flange 1GASKET, 2 bolt 1

7-3


SERVICE KIT SECTION ....... CRANKCASE ASSY. AND THRU STUD KIT

Part No. Part Name Qty.

LW-18402-SLW-18402-2STD-20907488776220

CRANKCASE ASSY. AND THRU STUD KITCRANKCASE ASSY.NUTSPACERTHRU STUD

11224

7-4

Lycoming IO-360-L2A PARTS CATALOGWIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE

NUMERICAL INDEX

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

AN6-34A BoltAN960-616L WasherLW-25-0.94 BoltLW-25-0.94 BoltLW-25-1.13 BoltLW-25-1.13 BoltLW-25-1.13 BoltLW-25-1.25 BoltLW-25-1.50 BoltLW-25-1.50 BoltLW-25S1.50 BoltLW-25-1.75 BoltLW-31H0.88 BoltLW-31H0.88 BoltLW-31-0.94 BoltLW-31-1.09 BoltLW-31-1.16 BoltLW-10077 SeatLW-10729 LinkLW-11485 Shroud Tube Assy.LW-11713 SpringLW-11750-S Conn. Rod Assy.LW-11775 PlugLW-11795 SpringLW-11800 SpringLW-11997 SealLW-12098-0-180 Tube Assy.LW-12186 NutLW-12272 LockplateLW-12427 Cyl. & Head Assy.LW-12540 Adapter Assy.LW-12545 PlugLW-12681 GasketLW-12706 AdapterLW-12795 GasketLW-12798-4S370 Hose Assy.LW-12799-6S180 Hose Assy.LW-12892 Thrust ButtonLW-13215 Oil FilterLW-13323 Seat

1-91-92-36-11-92-36-16-31-92-31-91-91-75-35-35-25-13-75-33-71-33-13-13-73-71-36-73-13-73-32-76-14-14-12-96-76-73-52-93-7

LW-13353LW-13365LW-13389LW-13521LW-13790LW-13792LW-13793LW-13796LW-13861LW-13884LW-13923LW-14077LW-14260LW-14768LW-14995LW-15473LW-15572LW- 15592-5-05LW-15592-8-28LW-16266-10-13LW-16266-10-75LW-16266-25-50LW-16475LW-16711LW-18085LW-18402-2LW-18265LW-18639LW-18661LW-18667LW-18840LW-19001LW-19296MS20822-4MS20822-8MS20823-6DMS20823-8MS35489-20XSTD-8STD-8

GasketBraceBaffle Assy.BearingShaftSealStudShaftSump Assy.BearingBushingPinSealGage Assy.SpringFuel PumpStarterHoseClampClampClampClampSeatBearingSpringCrankcase Assy.Injection NozzleLockplateSealPinCamshaft Assy.ValveGasketElbowElbowElbowElbowGrommetWasherWasher

6-15-33-93-13-51-31-11-76-11-33-13-12-31-33-72-55-13-96-36-76-76-73-71-31-31-16-51-53-71-71-73-73-36-52-93-32-93-91-92-3

8-1

PART NO.

STD-8STD-8STD-8STD-8STD-33STD-33STD-35STD-35STD-35STD-35STD-35STD-35STD-35STD-35STD-91STD-148STD-160STD-160STD-160STD-160STD-160STD-160STD-425STD-475STD-475STD-475STD-475STD-475STD-475STD-475STD-475STD-514STD-551STD-557STD-596STD-670STD-678STD-684STD-692STD-713


NUMERICAL INDEX (Continued)

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

Washer 2-7 STD-783 Plug 2-5Washer 2-9 STD-784 Plug 2-1Washer 6-1 STD-860 Screw 6-7Washer 6-3 STD-872 Nut 1-9Washer 1-9 STD-1211 Plug 1-5Washer 2-5 STD-1339 Plug 1-1Washer 2-3 STD-1353 Insert 3-3Washer 2-5 STD-1409 Nut 1-9Washer 2-7 STD-1410 Nut 2-5Washer 3-3 STD-1410 Nut 2-7Washer 5-1 STD-1410 Nut 3-3Washer 5-2 STD-1410 Nut 4-1Washer 5-3 STD-1410 Nut 5-1Washer 6-5 STD-1410 Nut 5-2Plug 6-1 STD-1410 Nut 6-5Nipple 6-5 STD-1411 Nut 1-9Washer 1-9 STD-1411 Nut 2-7Washer 2-3 STD-1411 Nut 2-9Washer 2-7 STD-1411 Nut 3-7Washer 2-9 STD-1411 Nut 6-1Washer 6-1 STD-1420 Nut 2-3Washer 6-3 STD-1623 Insert 1-1Washer 6-7 STD-1727 Washer 4-1Washer 2-5 STD- 1774 Pin 2-7Washer 2-7 STD-1 821 Hose 3-9Washer 3-3 STD-1856 Screw 2-9Washer 4-1 STD-1882 Screw 2-5Washer 5-1 STD-1907 Screw 6-5Washer 5-2 STD-1908 Washer 6-5Washer 5-3 STD-1925 Screw 3-9Washer 6-5 STD-2090 Nut 3-5Dowel 1-1 STD-2168 Nut 1-7Plug 6-1 STD-2213 Screw 1-5Dowel 1-1 STD-2229 Plug 6-1Nut 1-9 STD-2231 Ring 1-7Locknut 6-7 25C-8 Stud 3-3Washer 1-9 25C-10 Stud 2-9Nipple 3-9 25C-12 Stud 2-7Screw 6-7 25C-22 Stud 2-1Cotter Pin 4-1 31C-12 Stud 1-1

8-2




31C-1231C-1231C-1331C-1731C-1931CD-1738-1338-2238D-1750-15383-B1028-B11021102110211021182-E7831360009600966043060803610846109861174611836124761400615446166561681622246241765441662246661066796683156866868759

StudStudStudStudStudStudStudStudStudStudNutBallPlugPlugPlugPlugSpark PlugGasketKeyGasketCoverStrapSpringAdapter Assy.ShaftGasketCoverStudPlungerMagneto GearGuide, IntakeGasketPlugSeatGasketBushingInsertGasketSpringTube Assy.

2-13-31-16-12-12-11-11-11-11-13-51-31-12-13-36-54-12-73-72-52-71-91-32-72-32-73-96-11-74-13-34-12-93-76-53-33-32-71-33-9

687606876169106695516960369796703107048470485711407148171596716107161171973720577205872059720757209172155-S72377725667287772970731527316173346733837343773818739387396674065742307424174278745977459874637

Tube Assy.Tube Assy.CoverGasketHoseDowelSealScreenIntake PipesFittingRingWasherHookRetainerGasketSeatSeatGasketSealRingBushingElbowGearBodyGear Assy.BracketSpacerFlangeLockplateRod Assy.GasketValveSpacerRingGuide, ExhaustRingBracket Assy.BracketBracketBushing

3-93-92-52-56-31-13-76-16-32-93-52-73-93-96-33-33-31-31-31-31-56-71-51-32-76-16-56-35-33-52-13-76-51-33-33-16-76-56-53-5

8-3

TEXTRON Lycoming IO-360-L2A PARTS CATALOGWIDE CYLINDER FLANGE CRANKCASE MODEL ENGINE



7488774996750617507275089751547533975656-S75657-S759067611876121762207651076908773097746777808778527829078531786267891401P19762-1-4302G2138205K19423-S06A1995606E19769-0.6306E19769-1.0006E19769-1.2507A2144313B2712113S1964614H2195015B2131915F19957-3415F19957-3515F19957-3617C1938617C21191

SpacerGear Assy.BoltGear Assy.PistonStudBaffle Assy.BushingBushingGasketSpacerShaft Assy.StudGasketStrutBushingSpringValve Assy.Oil Filter Base Assy.Plunger Assy.BodyTubeConnectionBag AttachingNippleImpeller KitOil SealGasketGasketGasketBracket, AlternatorCrk'shft & Bush. Assy.GearRingSocketRod Assy.Rod Assy.Rod Assy.CapKey

3-51-73-11-73-11-13-91-51-53-91-71-71-92-95-31-71-31-32-93-72-31-36-14-16-52-32-72-96-11-35-31-51-53-13-73-53-53-53-73-7

17F1935718A1944121A21533-0527A2209931B2220731M2204553E2214461J2208863B2219666GC20SFNN66M2119567P2040867P20409

Rocker Assy.BearingHousing Assy.Gear Assy.StarterSupport Assy.Valve Assy.Fuel InjectorManifold Assy.MagnetoClampHarness Assy.Harness Assy.

3-51-32-12-75-21-52-96-56-54-14-14-14-1

8-4

717/323-6181 PUBLICATION REVISION€¦ · PUBLICATION REVISION ... TEXTRON Lycoming AIRCRAFT ENGINES IO-360-L2A ... SEAL. Crankshaft oil. split SEAL. Oil. 3/32 section x 7/16 I.D.

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