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Superior Air Parts Eligibilities

Lycoming Engine Part Search

O-340 Engine

Please enter your engine configuration or choose one of the parts listed below to check its specific eligibility for your engine:



Click on the PART NUMBER for SPECIFIC configuration eligibilities.
Description OEM Part Number
 
BALL Description OEM Part Number
SL1028-B BALL 1028-B
 
BEARING Description OEM Part Number
SL13884A BEARING - CRANK FRONT MAIN - 235, 320, 340, 360 & 540 LW13884, 77044, 18A19441, 18A26093, 75210, 71637, 69372, 68527
SL13884A M003 BEARING - CRANK FRONT MAIN - 235, 320, 340, 360 & 540 LW13884-M03, 77044-M03, 18A19441-M03, 18A26093-M03, 75210-M03, 71637-M03, 69372-M03, 68527-M03
SL13884A M006 BEARING - CRANK FRONT MAIN - 235, 320, 340, 360 & 540 LW13884-M06, 77044-M06, 18A19441-M06, 18A26093-M06, 75210-M06, 71637-M06, 69372-M06, 68527-M06
SL13884A M010 BEARING - CRANK FRONT MAIN - 235, 320, 340, 360 & 540 LW13884-M10, 77044-M10, 18A19441-M10, 18A26093-M10, 75210-M10, 71637-M10, 69372-M10, 68527-M10
SL61662A BEARING - CONN ROD - 235, 290, 320, 340 & 435 61662, 69373, 60726
SL61662A M003 BEARING - CONN ROD - 235, 290, 320, 340 & 435 61662-M03, 69373-M03, 60726-M03
SL61662A M006 BEARING - CONN ROD - 235, 290, 320, 340 & 435 61662-M06, 69373-M06, 60726-M06
SL61662A M010 BEARING - CONN ROD - 235, 290, 320, 340 & 435 61662-M10, 69373-M10, 60726-M10
 
BOLT Description OEM Part Number
SL-STD-1215 BOLT, HEX, 1/4-20 X 1-1/4 LONG STD-1215
SL-STD-2213 BOLT, CRANKSHAFT GEAR STD-2213
 
BUSHING Description OEM Part Number
SL13923A BUSHING, CONNECTING ROD LW13923, 65819
SL60398 BUSHING 74637
SL66610 BUSHING, ROCKER, SHAFT 66610, 71451
SL66610 P010 BUSHING, ROCKER, SHAFT 66610-P10, 71451-P10
SL71032 BUSHING, ENGINE SUPPORT 71032
 
COVER Description OEM Part Number
SL03D23350 COVER, FUEL PUMP 03D23350, 65098
SL61247 235/360/540 VALVE COVER 61247, 60488
 
ELBOW / FITTING / PLUG Description OEM Part Number
SL-STD-784 PIPE PLUG STD-784, MS49005-6Z
SL71140 FITTING - BREATHER 71140, 68758, AN844-10D
 
GASKET Description OEM Part Number
SL60096 GASKET-FUEL PUMP 60096
SL60820 GASKET-OIL SUCTION TUBE 60820
SL61173 GASKET-OIL PRESSURE HOUSING 61173
SL61183 GASKET-ACCESSORY ADAPTER 61183
SL62224 GASKET-MAGNETO ADAPTER 62224
SL66224 GASKET-CARBURETOR 66224
SL68315 GASKET-VACUUM PUMP ADAPTER 68315
SL68972 GASKET-OIL SUMP LW13353
SL69551 GASKET-ACCESSORY DRIVE ADAPTER 69551
SL71973 GASKET-INTAKE 71973
SL75906 GASKET-ROCKER BOX COVER 75906
SL76510 GASKET-OIL COOLER BYPASS VLV 76510
SL77611 GASKET-EXHAUST (NO-BLO) 77611
SL8313 GASKET-VACUUM PUMP 8313, AN4045-1
SLR75906 GASKET-ROCKER COVER - SILICONE 75906, 61246-S
 
GEAR Description OEM Part Number
SL13S19646 GEAR 13S19646, 61155
SL18109A GEAR, IMPELLER LW18109A
SL18109A-S IMPELLER KIT 05K19423-S
SL18110A GEAR, IMPELLER LW18110
SL68C19622 GEAR, MAGNETO, NON-IMPULSE 73683, 72495, 61163, 68C19622
 
HOSE Description OEM Part Number
SL-STD-1196 HOSE, INTAKE PIPE COUPLING STD-1196
SL-STD-2180 HOSE, CYLINDER OIL DRAIN STD-2180
 
KEY Description OEM Part Number
SL60009 KEY, VALVE 60009
 
LIFTER Description OEM Part Number
SL61544 PLUNGER 61544
SL62415 PLUNGER 62415
SL72877 LIFTER - HYDRAULIC 72877
SL78290 PLUNGER ASS'Y 78290, 15B26066
 
LOCK PLATE Description OEM Part Number
SL12272 LOCK PLATE LW12272, 68518
SL18639 LOCKPLATE LW18639, 61156
SL72078 LOCK PLATE, CAMSHAFT GEAR 72078
 
NUT Description OEM Part Number
SL-STD-1410 NUT, PLAIN (5/16 X 18) STD-1410
SL-STD-1411 NUT, HEX, 1/4-20 UNC STD-1411
SL-STD-1420 NUT, HEX SLOTTED STD-1420
SL-STD-872 NUT, HEX SLOTTED STD-872
SL12186 NUT-HEX LW12186
 
ORING / PACKING / SEAL Description OEM Part Number
SL11997 CRANKSHAFT SEAL LW11997
SL18661 SEAL - SILICONE SHROUD TUBE LW18661, 62922, 60053
SL71481 RING, OIL SEAL, 4.84 ID X .09 71481, 67498
 
PISTON Description OEM Part Number
SL75089A PISTON - 8.5:1 COMPRESSION 75089, 74530, 14D23912
SL75089A P010 PISTON - 8.5:1 COMPRESSION 75089 P10
 
PISTON PIN Description OEM Part Number
SL13444-1 PISTON PIN & PLUG ASS'Y LW13444, LW14077, LW14078
 
PLUG Description OEM Part Number
SL61510 PLUG 61510
 
Pushrod Description OEM Part Number
SL15B21319 SOCKET, PUSHROD 15B21319, 78524, 65074, 65009
 
RING Description OEM Part Number
SL73998A PISTON RING - 5.125 (OIL CONTROL) 73998, LW13402, 72454
SL74241A PISTON RING - 5.125 (COMPRESSION) 74241
SL74241A P010 PISTON RING - 5.135 (COMPRESSION) 74241-P10
SL74673A PISTON RING - 5.125 (COMPRESSION) 74673
SL74989 PISTON RING - 5.125 (COMPRESSION) 74989
SL74989 P010 PISTON RING - 5.135 (COMPRESSION) 74989-P10
 
RING SET Description OEM Part Number
SL5401-SC RING SET SINGLE CYLINDER (CHROME)
 
SCREW Description OEM Part Number
SL-STD-1925 SCREW, 1/4-20 x 5/8, PAN HEAD STD-1925
 
SHAFT Description OEM Part Number
SL13790A SHAFT, ROCKER VALVE LW13790
SL61174A SHAFT, OIL PUMP DRIVE 61174, 75288
 
SPACER Description OEM Part Number
SL12706 SPACER - MAGNETO LW12706, 61666
 
SPRING Description OEM Part Number
SL11795 INNER VALVE SPRING LW11795
SL11800 SPRING LW11800
SL14995 SPRING LW14995, LW13428, LW12273, 68517
SL65441 SPRING SEAT 65441
SL68668 SPRING, OIL PRESS. RELIEF VLV 68668
SL69436 SPRING 69436
 
STUD Description OEM Part Number
SL31C-10 STUD, 5/16 IN DIA, COARSE THRD 31C-10
SL31C-10 P003 STUD, 5/16 IN DIA, COARSE THRD 31C-10-P03
SL31C-12 STUD, 5/16 IN DIA, COARSE THRD 31C-12
SL31C-12 P003 STUD, 5/16 IN DIA, COARSE THRD 31C-12-P03
SL31C-12 P007 STUD, 5/16 IN DIA, COARSE THRD 31C-12 P07
SL31C-12 P012 STUD, 5/16 IN DIA, COARSE THRD 31C-12-P12
SL31C-13 STUD, 5/16 IN DIA, COARSE THRD 31C-13
SL31C-14 STUD 31C-14
SL31C-15 STUD 31C-15
SL31C-16 STUD, 5/16 IN DIA, COARSE THRD 31C-16
SL31C-17 STUD 31C-17
SL31C-19 STUD, 5/16 IN DIA, COARSE THRD 31C-19
SL31CD-17 STUD 31CD-17
SL38-13 STUD, 3/8-16 X 1-5/8 LONG 38-13
SL38-13 P003 STUD, 3/8-16 X 1-5/8 LONG 38-13 P03
SL38-22 STUD 38-22
SL50-15 STUD, 1/2-13 X 1-7/8 LONG 50-15
 
VALVES / GUIDES / SEATS Description OEM Part Number
SL10077 SEAT, VALVE, SPRING LW10077
SL13323 SEAT, VALVE SPRING LW13323
SL19001A VALVE - EXHAUST (ROTOR TYPE) LW19001, 75068, 74541, 76081, 71595, 17B23936
SL61681A GUIDE, INT. VALVE 60028, 68681, 76943
SL61681A P005 GUIDE, INTAKE VALVE 60028-P05, 68681-P05, 76943-P05
SL61681A P010 GUIDE, INTAKE VALVE 60028-P10, 68681-P10, 76943-P10
SL61681A P020 GUIDE, INTAKE VALVE 60028-P20, 68681-P20, 76943-P20
SL61681A P030 GUIDE, INTAKE VALVE 60028-P30, 68681-P30, 76943-P30
SL72057A INSERT INTAKE VALVE SEAT 72057, 67904
SL72057A P020 INSERT INTAKE VALVE SEAT 72057-P20, 67904-P20
SL72057A P030 INSERT INTAKE VALVE SEAT 72057-P30, 67904-P30
SL73938 VALVE - INTAKE 73938, 72625, 67905, 17A23938
SL74230A GUIDE, EXHAUST VALVE 74230, 69533, 16R22291, 16R22126, 16R22127, 77160, 77160-S
SL74230A P005 GUIDE, EXHAUST VALVE 74230-P05, 69533-P05, 16R22291-P05, 16R22126-P05, 16R22127-P05, 77160-P05, 77160-S-P05
SL74230A P010 GUIDE, EXHAUST VALVE 74230-P10, 69533-P10, 16R22291-P10, 16R22126-P10, 16R22127-P10, 77160-P10, 77160-S-P10
SL74230A P020 GUIDE, EXHAUST VALVE 74230-P20, 69533-P20, 16R22291-P20, 16R22126-P20, 16R22127-P20, 77160-P20, 77160-S-P20
SL74230A P030 GUIDE, EXHAUST VALVE 74230-P30, 69533-P30, 16R22291-P30, 16R22126-P30, 16R22127-P30, 77160-P30, 77160-S-P30
 
VERNATHERM Description OEM Part Number
SL53E19600 VALVE - OIL CONTROL, VERNATHERM 53E19600, 53E22144, 75944, 69451, LW10269
 
WASHER Description OEM Part Number
SL-STD-160 WASHER LOCK .25 MS35333-40, STD-160
SL-STD-1727 WASHER STD-1727
SL71596 WASHER, ACCESSORY DRIVEN GEAR 71596, 60869