Lycoming Aircraft Parts Catalog

SV78950
Alt: Modification Part

Assembly, cold air induction

Lycoming Engines (IO-320-A1A, -A2A, -B1A, -B1B, -B1C, -B1D, -B1E, -B2A, -C1A, -C1B, -D1A, -D1B, -D1C, -E1A, -E1B, -E2A, -E2B, -F1A, AIO-320-A1A, -A1B, -A2A, -A2B, -B1B, -C1B, LIO-320-B1A, -C1A, AEIO-320-D1B, -D2B, -E1A, -E1B, -E2A, -E2B, IO-360-A1A, -A1B, -A1B6, -A1C, -A1D, A1D6, -A1D6D, -A2A, -A2B, -A2C, A3B6, -A3B6D, -A3D6D, -B1A, -B1B, -B1C, -B1D, -B1E, -B1F, -B1F6, -B1G6, -B2E, -B2F, -B2F6, -B4A, -C1A, -C1B, -C1C, -C1C6, -C1D6, -C1E6, -C1F, -C1G6, -D1A, -E1A, -F1A, -J1AD, -J1A6D, -K2A, -L2A, -M1A, -M1B,

SL54000
Alt: Textron Lycoming P/N LW-12966 LW-12997

Assembly, cylinder

Lycoming (TIO-540-A2C, J2B, F2BD, J2BD, N2BD, R2AD, S1AD, LTIO-540-J2B, F2BD, J2BD, N2BD, R2AD, IO-50-M1B5D)

SL32000NA
Alt: Textron Lycoming Part Numbers 71119, 71841,75184, LW12409, 16B21508

Assembly, cylinder

Lycoming (O-320, -A1A, -A1B, -A2A, -A2B, -A2C, -A3A, -A3B, -A3C, -E1A, -E1B, -E2A)

SL32000N
Alt: Textron Lycoming P/N LW12411,LW12412, LW12413,LW12769, LW13393,75188, or 77476

Assembly, cylinder, narrow-deck

Lycoming (IO-320-B1A,B1B,O-320-B1A, B1B, B2A, B2B,B3A, B3B, B3C, C1A, C1B, C2A, C2B, C3A, C3B, C3C, D1A, D1B, D2A, D2B, D2C)

SL36000N
Alt: Textron Lycoming P/N LW12422,LW12423, LW12424,LW12425, LW12426, 75809, or 75362

Assembly, cylinder, narrow-deck

Lycoming (AEIO-360-B1B,HO-360-A1A,B1A,B1B,HIO-360-B1A,B1B,IO-360-B1A, B1B, B1C,O-360-A1A, A1C, A1D, A2A, A2E, A3A, A3AD, A3D, A4A, B1A, B1B, B2A, B2B, D1A, D2A, D2B, C1A, C1C, C1G, C2A, C2B, C2C, C2D,O-540-A1A, A1A5, A1B5, A1C5, A1D, A1D5, A2B, A3D5, A4A5)

SL36000N
Alt: Textron Lycoming P/N LW12422,LW12423, LW12424,LW12425, LW12426, 75809, or 75362

Assembly, cylinder, narrow-deck

Lycoming (A4B5, A4C5, A4D5, B1A5, B1B5, B1D5, B2A5, B2B5, B2C5, B2C5D, B4A5, B4B5, B4B5D, E4A5, E4B5, E4C5, F1A5, F1B5, G1A5, G2A5IO-540-C1B5, C1C5, C2C, C4B5, C4B5D, C4C5, D4A5, D4B5, N1A5, N1A5D)

SL32000W
Alt: Textron Lycoming P/N LW12417,LW12416, LW12419,75868, or 75907

Assembly, cylinder, wide-deck

Lycoming (AEIO-320-E1A, E1B, E2A, E2B, D1B, D2B,A1O-320-A1A, A1B, A2A, A2B,B1B,C1BIO-320-A1A, A2A, B1A, B1B, B1C, B1D, B1E, B2A, C1B, D1A, D1AD, D1B, D1C, E1A, E1B, E2A, E2BLIO-320-B1AO-320-AlB,A2B, A2C, A2D, A3A, A3B, B2B, B2C, B3B, B3C, C2B, C2C, C3B, C3C, D1A, D1AD, D1B, D1C, D1D, D1F, D2A, D2B, D2C, D2F, D2G, D2H, D2J, D3G, E1A, E1B, E1C, E1F, ElJ, E2A, E2B, E2C, E2D, E2E, E2F, E2G, E2H, E3D, E3H)

SL36000W
Alt: Textron Lycoming P/N LW12427, LW12428, 75874,75910, or 75971

Assembly, cylinder, wide-deck

Lycoming (AEIO-360-B1B, B1D, B1F, B1F6, B1G6, B2F, B2F6, B4A, H1AHIO-360-B1A,B1BIO-360-B1B, B1BD, B1D, B1E, B1F,B1F6, B2E, B2F, B2F6, B4A, ElA, F1ALO-360-A1G6D,A1H6LTO-360-A1A6DO-360-A1A, A1AD, A1D, A1F, A1F6, A1F6D, A1G, A1G6, A1G6D, A1H, A1H6, A1J, A1LD, A2A, A2D, A2F, A2G, A2H, A3A, A3AD, A3D, A4A, A4AD, A4D, A4G, A4J, A4JD, A4K, A4M, A4N, A5AD, B1A, C1A, C1C, C1E, C1F, C1G, C2A, C2B, C2C, C2D, C2E, D2A, F1A6, G1A6ATO-360-A1A6DAEIO-540-D4A5, D4B5, D4C5IO-540-C4A5, C4B5, C4B5D, C4D5D, D4A5, D4B5, D4C5, N1

AEL16867ST
Alt: Lycoming LW-16867

Assembly, ring, piston, oil control

Lycoming (O-235-C1, C1B, C1C, C2A, C2C, H2C)

AEL16867STP010
Alt: Lycoming LW-16867 Modification Article

Assembly, ring, piston, oil control

Lycoming (O-235-C1, C1B, C1C, C2A, C2C, H2C)

AEL16867
Alt: Lycoming

Assembly, ring, piston, oil control

Lycoming (O-235-C1, C1B, C1C, C2A, C2C, H2C)

AEL16867STP020
Alt: Lycoming LW-16867 Modification Article

Assembly, ring, piston, oil control

Lycoming (O-235-C1, C1B, C1C, C2A, C2C, H2C)

AEL16867CC
Alt: Lycoming LW-16867

Assembly, ring, piston, oil control

Lycoming (O-235-C1, C1B, C1C, C2A, C2C, H2C)

AEL16867CCP010
Alt: Lycoming LW-16867 Modification Article

Assembly, ring, piston, oil control

Lycoming (O-235-C1, C1B, C1C, C2A, C2C, H2C)

AEL16867CCP020
Alt: Lycoming LW-16867 Modification Article

Assembly, ring, piston, oil control

Lycoming (O-235-C1, C1B, C1C, C2A, C2C, H2C)

AEL19357
Alt: 17F19357, 17F19353, 69444, 72117, 74636, LW-18790

Assembly, rocker arm

Lycoming (O-320-no suffix, A1A, A1B, A2A, A2B, A2C, A2D, A3A, A3B, A3C, B1A, B1B, B2A, B2B, B2C, B2D, B3A, B3B, B3C, C1A, C1B, C2A, C2B, C2C, C3A, C3B, C3C, D1A, D1B, D1C, D1D, D1F, D2A, D2B, D2C, D2F, D2G, D2H, D2J, D3G, E1A, E1B, E1C, E1F, E1J, E2A, E2B, E2C, E2D, E2F, E2G, E2H, E3D, E3H, IO-320-A1A, A2A, B1A, B1B, B1C, B1D, B1E, B2A, C1A, C1B, D1A, D1B, D1C, E1A, E1B, E2A, E2B, F1A, AIO-320-A1A, A1B, A2A, A2B, B1B, C1B, LIO-320-B1A, C1A, AEIO-320-D1B, D2B, E1A, E1B, E2A, E2B, O-340-A1A, A1B, A2A, B1A, B2

SL18106
Alt: Textron Lycoming P/N: LW-18106

Baffle assembly

Lycoming (IO-540-B1A5, -B1C5, -E1A5, -E1B5, -M1A5. LTIO-F2BD, -J2B, -J2BD, -N2BD, -R2AD. TIO-540-A1A, -A1B, -A2A, -A2B, -A2C, -F2BD, -J2B, -J2BD, -N2BD, -R2AD, -S1AD. IO-720-B1B, -C1B, -B1BD.)

SL75337
Alt: Textron Lycoming P/N: 75337

Baffle assembly, intercylinder

Lycoming (AEIO-360-A1E. AIO-360-A1A, -A1B, -B1B. IO-360-A1A, -A1B, -A1B6, -A1B6D, -A1C, -A1D, -A1D6, -A2A, -A2B, -A3B6, -A3B6D, -J1A6D.)

SL72569
Alt: Textron Lycoming P/N: 72569

Baffle assembly, intercylinder

Lycoming (AIO-320-B1B, -C1B. IO-320-B1A, -B1C, -C1A, -D1A, -D1B, -E1A, -E1B, -E2A, -E2B. O-320-A2B, -A2C, -A2D, -A3B, -A3A, -B2B, -B2C, -B3B, -B3C, -D1A, -D1D, -D1F, -D2A, -D2B, -D2C, -D2G, -D2J, -D3G, -E1A, -E1F, -E2A, -E2B, -E2C, -E2D, -E2F, -E2G, -E2H, -E3D, -E3H, -H2AD. LIO-320-B1A, -C1A.)

SL75338
Alt: Textron Lycoming P/N: 74718, 71578, 73708, 75338

Baffle assembly, intercylinder

Lycoming (AEIO-360-A1E. AIO-360-A1A, -A1B, -B1B. HIO-360-A1A, -C1A, -C1B, -D1A, -E1AD, -E1BD, -F1AD. IO-360-A1A, -A1B, -A1B6, -A1B6D, -A1C, -A1D, -A1D6, -A2A, -A2B, -A3B6, -A3B6D, -C1A, -C1B, -C1C, -C1C6, -C1D6, -C1E6, -C1F, -J1A6D. LIO-360-C1E6. TIO-360-A1B. AEIO-540-L1B5, -L1B5D. IGO-540-A1A, -A1C. IGSO-540-A1A, -A1C, -A1D, -A1E, -A1H. IO-540-AA1A5, -A1A5, -G1A5, -G1B5, -G1C5, -G1D5, -G1E5, -G1F5, -K1A5, -K1A5D, -K1B5, -K1C5, -K1D5, -K1E5, -K1F5, -K1F5D, -K1G5, -K1G5D, -K1J5, -K1J5D, -K1K5, -L1C5

AEL72569
Alt: 72569

Baffle assy, intercylinder cooling

Lycoming (O-320-no suffix, A1A, A1B, A2A, A2B, A2C, A2D, A3A, A3B, A3C, B1A, B1B, B2A, B2B, B2C, B2D, B2E, B3A, B3B, B3C, C1A, C1B, C2A, C2B, C2C, C3A, C3B, C3C, D1A, D1AD, D1B, D1C, D1D, D1F, D2A, D2B, D2C, D2F, D2G, D2H, D2J, D3G, E1A, E1B, E1C, E1F, E1J, E2A, E2B, E2C, E2D, E2E, E2F, E2G, E2H, E3D, E3H, H1A, H1BD, H2AD, H2BD, H3AD, H3BD, IO-320-A1A, A2A, B1A, B1B, B1C, B1D, B1E, B2A, C1A, C1B, C1F, D1A, D1AD, D1B, D1C, E1A, E1B, E2A, E2B, F1A, AIO-320-A1A, A1B, A2A, A2B, B1B, C1B, LIO-320-B1A, C1A, AEIO-

AEL75339
Alt: 75339

Baffle assy., intercylinder

Lycoming (O-360-A1A, A1AD, A1C, A1D, A1F, A1F6, A1F6D, A1G, A1G6, A1G6D, A1H, A1H6, A1LD, A1P, A2A, A2D, A2E, A2F, A2G, A2H, A3A, A3AD, A3D, A4A, A4AD, A4D, A4G, A4J, A4K, A4M, A4N, A4P, A5AD, B1A, B1B, B2A, B2B, B2C, C1A, C1C, C1E, C1F, C1G, C2A, C2B, C2C, C2D, C2E, C4F, C4P, D1A, D2A, D2B, E1A6D, F1A6, G1A6, HO-360-A1A, B1A, B1B, C1A, IO-360-B1A, B1B, B1C, B1D, B1E, B1F, B1F6, B1G6, B2E, B2F, B2F6, B4A, E1A, F1A, L2A, M1A, LO-360-A1G6D, A1H6, E1A6D, TO-360-E1A6D, HIO-360-B1A, B1B, LTO-360-E1A6D, AEIO-360-

AEL75337
Alt: 75337

Baffle assy., intercylinder cooling

Lycoming (IO-360-A1A, A1B, A1B6, A1B6D, A1C, A1C6, A1D, A1D6, A1D6D, A2A, A2B, A2C, A3B6, A3B6D, A3D6D, J1AD, J1A6D, K2A, AIO-360-A1A, A1B, A2A, A2B, B1B, AEIO-360-A1A, A1B, A1B6, A1B6D, A1C, A1D, A1D6, A1E, A1E6, A2A, A2B, A2C, A2E, A3B6D, IO-390-A1A6, A3A6)

AEL75337
Alt: 75337

Baffle assy., intercylinder cooling

Lycoming (IO-360-A1A, A1B, A1B6, A1B6D, A1C, A1C6, A1D, A1D6, A1D6D, A2A, A2B, A2C, A3B6, A3B6D, A3D6D, J1AD, J1A6D, K2A AIO-360-A1A, A1B, A2A, A2B, B1B AEIO-360-A1A, A1B, A1B6, A1B6D, A1C, A1D, A1D6, A1E, A1E6, A2A, A2B, A2C, A2E, A3B6D IO-390-A1A6, A3A6)

AEL75338
Alt: 71578, 73708, 74718, 75338

Baffle assy., intercylinder cooling

Lycoming (IO-360-A1A, A1B, A1B6, A1B6D, A1C, A1C6, A1D, A1D6, A1D6D, A2A, A2B, A2C, A3B6, A3B6D, A3D6D, C1A, C1B, C1C, C1C6, C1D6, C1E6, C1E6D, C1F, C1G6, D1A, J1AD, J1A6D, K2A, AIO-360-A1A, A1B, A2A, A2B, B1B, HIO-360-A1A, A1B, C1A, C1B, D1A, E1AD, E1BD, F1AD, LIO-360-C1E, C1E6, C1E6D, TIO-360-A1A, A1B, A3B6, AEIO-360-A1A, A1B, A1B6, A1B6D, A1C, A1D, A1D6, A1E, A1E6, A2A, A2B, A2C, A2E, A3B6D, LHIO-360-C1A, C1B, F1AD, IO-390-A1A6, A3A6, O-540-9, 9A, IO-540-G1D5, K1A5, K1A5D, K1B5, K1B5D, K1C5, K1D5, K1E5,

AEL75338
Alt: 71578 73708 74718 75338

Baffle assy., intercylinder cooling

Lycoming (IO-360-A1A, A1B, A1B6, A1B6D, A1C, A1C6, A1D, A1D6, A1D6D, A2A, A2B, A2C, A3B6, A3B6D, A3D6D, C1A, C1B, C1C, C1C6, C1D6, C1E6, C1E6D, C1F, C1G6, D1A, J1AD, J1A6D, K2A AIO-360-A1A, A1B, A2A, A2B, B1B HIO-360-A1A, A1B, C1A, C1B, D1A, E1AD, E1BD, F1AD LIO-360-C1E, C1E6, C1E6D TIO-360-A1A, A1B, A3B6 AEIO-360-A1A, A1B, A1B6, A1B6D, A1C, A1D, A1D6, A1E, A1E6, A2A, A2B, A2C, A2E, A3B6D LHIO-360-C1A, C1B, F1AD IO-390-A1A6, A3A6 O-540-9, 9A IO-540-G1D5, K1A5, K1A5D, K1B5, K1B5D, K1C5, K1D5, K1E5, K1E5D, K1

SL1028-B
Alt: 1028-B

Ball rev. None dtd.8-17-88

Lycoming (O-235-C1, C1B, C1C, C2A, C2C, F2A, F2B, H2C, J2A, K2A, K2B, K2C, L2A, L2C, Ml, N2A, N2C, P2A, O-320-A2B, A2C, A2D, A3B, E1A, E1F, E2A, E2B, E2C, E2D, E2F, E2G, E2H, E3D, E3H, B2B, B2C, B3B, D1A, DID, D1F, D2A, D2B, D2C, D2G, D2J, D3G, A1A, A2B, A3A, A3C, B2A, B3A, B3C, D2A, H2AD, IO-320- B1A, B1C, C1A, D1A, D1B, E1A, E1B, E2A, E2B, AIO-320-B1B, C1B, LIO-320-B1A, C1A, O-290-D, D2, D2B, D2G, O-340-A, B, O-360- A1A, A1AD, A1D, A1F6, A1F6D, A1G6, A1G6D, A1LD, A2A, A2D, A2F, A2G, A3G, A3A, A3AD, A4A, A

AEL1028B
Alt: 1028-B

Ball, relief valve

Lycoming (O-235-C1, C1B, C1C, C2A, C2B, C2C, E1, E1B, E2A, E2B, F1, F1B, F2A, F2B, G1, G1B, G2A, G2B, H2C, J2A, J2B, K2A, K2B, K2C, L2A, L2C, M1, M2C, M3C, N2A, N2C, P1, P2A, P2C, P3C, O-290-11, D, D2, D2A, D2B, D2C, O-320-no suffix, A1A, A1B, A2A, A2B, A2C, A2D, A3A, A3B, A3C, B1A, B1B, B2A, B2B, B2C, B2D, B3A, B3B, B3C, C1A, C1B, C2A, C2B, C2C, C3A, C3B, C3C, D1A, D1B, D1C, D1D, D1F, D2A, D2B, D2C, D2F, D2G, D2H, D2J, D3G, E1A, E1B, E1C, E1F, E1J, E2A, E2B, E2C, E2D, E2F, E2G, E2H, E3D, E3H, H1AD, H1BD, H

AEL-54002 Rev. A dated 2/21/80 or later FAA approved revision.
Alt: Lycoming Part LW-12417, 75874, LW-12988

Barrel

Lycoming (360 series. 540 series. 360, 540, 720 series.)

AEL-32001 Rev. A dated 3/21/80 or later FAA approved revision.
Alt: Lycoming Part LW-12409, LW-12411, 76369, 75215

Barrel

Lycoming (320 series, 480 series.)

AEL-54001 Rev. A dated 2/21/80 or later FAA approved revision.
Alt: Lycoming Part LW-12425, LW-13528, LW-12394

Barrel

Lycoming (540, 360 series. 540, 360 series. 720 series.)

AEL-32002 Rev. A dated 3/21/80 or later FAA approved revision.
Alt: Lycoming Part LW-12416

Barrel

Lycoming (320 series.)

SL11020
Alt: Textron Lycoming Part No. 11020

Bearing

Lycoming (0-320-A2A, A1B, A2D, B1A, B2A, B1B, B2B, B2C, B3B, C3C, D1AD, D1B, D1C, D2C, D1D, D2F, D2G, D2H, D2J, E1A, E1B, E1C, E3D, E1F IO-320-A2A, B2A, B1E, C1F, D1A, E1A, E1B, F1A, LI0-320-B1A, AI0-320-A2B, B1B O-340-B2A O-360-A1A, A1AD, A1C, A1F, A1F6, A1G, A1G6, A1G6D, A1J, A1LD, A2A, A3A, A3AD, A4AD, A5AD, A4D, A2E, A2F, A2H, A4JD, A4K, A4N, B1A, B1B, B2B, C1A, C1C, C2B, C2C, C2D, C1E, C2E, D1A, D2A, G1A6, LO-360-E1A6D, I0-360-A1A, A1B, A1B6, A1B6D, A1C, A1C6, A2A, A2C, A3B6D, B1A, B4A, B1C, B1D, B2E,

PS2543734
Alt: Honeywell P/N 2543734

Bearing

Allison/ Rolls-Royce (250-B17B, 250-B17F, 250-C10D, 250-C18, 250-C20, 250-C20B, 250-C20F, 250-C20J, 250-C20R, 250-C20R/1, 250-C20R/2, 250-C20R/4, 250-C20S, 250-C20W, 250-C28, 250-C28C, 250-C30, 250-C30G, 250-C30G/2, 250-C30M, 250-C30P, 250-C30S, T63A700, T63A720) Lycoming (LTS101-600A-2, LTS101-600A-3, LTS101-650B-1, LTS101-650C-3, LTS101-750B-1, LTS101-650C-1, LTS101-750A-1)

AEL11021
Alt: Lycoming LW-16047, LW-11021, LW-11020, 77033, 77034, 74180, 73049, 73048, 72415, 70408, 69961, 69653, 69501, 68763, 67447, 60933

Bearing crankshaft

Lycoming (O-235-C1, C1B, C1C, C2A, C2B, C2C, E1, E1B, E2A, E2B, F1, F1B, F2A, F2B, G1, G1B, G2A, G2B, H2C, J2A, J2B, K2A, K2B, K2C, L2A, L2C, M1, M2C, M3C, N2A, N2C, P1, P2A, P2C, P3C, O-290-D, D2, D2A, D2B, D2C, O-320-No Suffix, A1A, A1B, A2A, A2B, A2C, A2D, A3A, A3B, A3C, B1A, B1B, B2A, B2B, B2C, B2D, B3A, B3B, B3C, C1A, C1B, C2A, C2B, C2C, C3A, C3B, C3C, D1A, D1B, D1C, D1D, D1F, D2A, D2B, D2C, D2F, D2G, D2H, D2J, D3G, E1A, E1B, E1C, E1F, E1J, E2A, E2B, E2C, E2D, E2F, E2G, E2H, E3D, E3H, IO-320-A1A, A2A,