Crankcase Group 120 Hp Parts for 1978 OMC Stern Drive 120hp 990243D Stern Drive

Revise Search: All Years > 1978 > 120 hp > 990243D > Crankcase Group 120 Hp

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View diagram and parts list below. Tap to zoom. Scroll down to order.
Each product listed is an OEM or aftermarket equivalent part. [ Example ]

Engine section

Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
Each product listed is an OEM or aftermarket equivalent part. [ Example ]

#1 — 347061 — CRANKCASE ASSEMBLY. ORDER THIS ASSEMBLY THROUGH FACTORY SERVICE DEPT. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

0347061 - Crankcase Assemlby Gasket [ More info ]

$11.72 $2.43
10+ In Stock.

#2 — 3860413 — PISTON AND PIN, STANDARD (4 required per assembly)

3860413 - L/P 1.23 [ More info ]
Unavailable

#3 — 326400 — RING SET, STANDARD (4 required per assembly)

[ More info ]
Unavailable

#3 — 328503 — RING SET, 0.030 O S (4 required per assembly)

[ More info ]
Unavailable

#5 — 3928975 — CAP, CRANKSHAFT BRG, REAR (1 required per assembly)

CUM3928975 - CONNECTION,AIR CPR INLET [ More info ]
Unavailable

#8 — 9422297 — NUT, 3/8-16 (1 required per assembly)

[ More info ]
Unavailable

#10 — 3829061 — BRG ASSY, EXC REAR, STD (4 required per assembly)

[ More info ]
Unavailable

#10 — 3829062 — BRG ASSY, EXC REAR, 0.001 U S (4 required per assembly)

[ More info ]
Unavailable

#10 — 3829063 — BRG ASSY, EXC REAR, 0002 U S (4 required per assembly)

[ More info ]
Unavailable

#10 — 3829064 — BRG ASSY, EXC REAR, 0010 U S (4 required per assembly)

[ More info ]
Unavailable

#10 — 3829065 — BRG ASSY, EXC REAR, 0020 U S (4 required per assembly)

[ More info ]
Unavailable

#10 — 3829066 — BRG ASSY, EXC REAR, 0030 U S (4 required per assembly)

[ More info ]
Unavailable

#11 — 3829067 — BRG ASSY, REAR, STD (1 required per assembly)

[ More info ]
Unavailable

#11 — 3829068 — BRG ASSY, REAR, 0001 U S (1 required per assembly)

[ More info ]
Unavailable

#11 — 3829069 — BRG ASSY, REAR 0002 U S (1 required per assembly)

[ More info ]
Unavailable

#11 — 3829070 — BRG ASSY, REAR 0010 (1 required per assembly)

[ More info ]
Unavailable

#11 — 3829071 — BRG ASSY, REAR, 0020 US (1 required per assembly)

[ More info ]
Unavailable

#11 — 3829072 — BRG ASSY, REAR, 0030 U S (1 required per assembly)

[ More info ]
Unavailable

#14 — 444782 — PLUG, 3/8 (2 required per assembly)

[ More info ]
Unavailable

#15 — 3704158 — PLUG, CAMSHAFT BRG HOLE (1 required per assembly)

[ More info ]
Unavailable

#16 — 311376 — CORE PLUG, SIDE. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (2 required per assembly)
		0311376 - Freeze Plug, Not Avail Special Order at BRP [ More info ] Unavailable
		3852100 - Core Plug, Volvo [ More info ] $17.40 9 In Stock.
		18-5961-9 - Freeze Plug 1 5/8 Inch (Pack of 8) [ More info ] $52.99 $44.41 2 In Stock.

#16 — 311377 — CORE PLUG, REAR. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

0311377 - Freeze Plug [ More info ]

$31.99
10+ In Stock.

3852101 - Core Plug, Volvo [ More info ]

$43.30
Available to Order: Usually ships within 10 days.

#17 — 3792285 — THRUST WASHER (1 required per assembly)

[ More info ]
Unavailable

#18 — 3792286 — BEARING, SHAFT PILOT (1 required per assembly)

[ More info ]
Unavailable

#21 — 3835577 — PLUG, CYLINDER (1 required per assembly)

[ More info ]
Unavailable

#22 — 585927 — PIN, CYLINDER HEAD DOWEL (2 required per assembly)

[ More info ]
Unavailable

#25 — 907768 — SCREW, RING GUARD. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (4 required per assembly)
		0907768 - Screw [ More info ] Unavailable
		3852421 - Screw, NLA [ More info ] $3.00 5 In Stock.
		3852421 - Screw, Volvo Penta - Volvo Penta (3852421) [ More info ] $3.80 Available to Order: Usually ships within 10 days.

#26 — 909370 — RING GUARD. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

0909370 - Flywheel Cover, NLA [ More info ]
Unavailable

#28 — 3817006 — SCREW AND LOCKWASHER, 1/4-20 X 1/2 (2 required per assembly)

[ More info ]
Unavailable

#29 — 981552 — ADAPTER HSG AND STD ASSY (1 required per assembly)

0981552 - Adaptor Housing Assembly [ More info ]
Unavailable

0984161 - Adaptor Housing Assembly [ More info ]

$299.99 $250.78
1 In Stock.

#30 — 909514 — STUD (14 required per assembly)

0909514 - Stud [ More info ]

$3.00 $1.82
10+ In Stock.

#31 — 309614 — DOWEL (2 required per assembly)

0309614 [ More info ]
Unavailable
Replaced by 0910965

0910965 - Dowel [ More info ]

$3.99 $2.43
10+ In Stock.

#32 — 320107 — TIE STRAP, HARNESS, PIPE (1 required per assembly)

0320107 - Fuel Hose Tie Strap, ramped face, Sold Individually [ More info ]

$0.36
10+ In Stock.

#34 — 3815280 — NUT, CONN ROD, 11/32-24 (8 required per assembly)

VOL3815280 - NLA ATTACHING PLATE [ More info ]
Unavailable

#35 — 121688 — ADAPTER, OIL PRESS, SENDER. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)
		0121688 - Adapter Fitting [ More info ] $2.00 4 In Stock.
		0914038 [ More info ] Unavailable Replaced by 3852968
		3852968 [ More info ] Unavailable Replaced by 3855776
		NLA [ More info ] Unavailable
		3855776 - ADAPTOR Volvo Penta (3855776) [ More info ] $35.80 10+ In Stock.

#36 — 306562 — NUT, ADAPTER HOUSING TO ENGINE GROUND. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (2 required per assembly)

0306562 [ More info ]
Unavailable
Replaced by 0303889

0303889 - Nut [ More info ]

$9.65
5 In Stock.

#37 — 2778809 — FLYWHEEL ASSEMBLY (1 required per assembly)

2778809 - - [ More info ]
Unavailable

#40 — 3814350 — BOLT AND SEAL ASSY (4 required per assembly)

[ More info ]
Unavailable

#41 — 306405 — WASHER. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (6 required per assembly)

0306405 - Washer [ More info ]

$6.55 $1.16
10+ In Stock.

3852058 - Washer - Volvo Penta (3852058) [ More info ]

$2.30
Available to Order: Usually ships within 10 days.

#41 — 306025 — LOCKWASHER. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

0306025 - LockWasher Stud [ More info ]

$1.25 $0.76
10+ In Stock.

#43 — 6256636 — GASKETT, DISTRIBUTOR (1 required per assembly)

[ More info ]
Unavailable

#44 — 355780 — CLAMP, DISTRIBUTOR (1 required per assembly)

[ More info ]
Unavailable

#45 — 454905 — BOLT, DISTRIBUTOR (1 required per assembly)

[ More info ]
Unavailable

#46 — 173232 — OIL FILTER. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)
		0173232 - Oil Filter [ More info ] Unavailable
		0502902 - Oil Filter [ More info ] Unavailable
		0778864 - Oil Filter, Sterndrive [ More info ] $23.99 $19.65 10+ In Stock.
		18-7824-2 - Oil Filter, Short [ More info ] $9.99 $8.58 10+ In Stock.
		0778864 - Oil Filter, Sterndrive [ More info ] $23.99 $19.65 10+ In Stock.

#47 — 106751 — KEY, WOODRUFF, 3/16 X 3/4 (3 required per assembly)

0106751 - - [ More info ]
Unavailable

#48 — 312178 — SCREW. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

0312178 - Screw, Adapter Housing To Ground [ More info ]

$1.25 $1.05
10+ In Stock.

#48 — 909571 — SCREW. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (5 required per assembly)

0909571 - Exhaust Manifold Screw [ More info ]

$3.00 $1.82
10+ In Stock.

#49 — 463320 — ROD BEARING, 0002 U S. MODELS WITH H AND H1 SUFFIX ONLY (4 required per assembly)

[ More info ]
Unavailable

#52 — 981323 — CLAMP, EXHAUST INLET. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)
		0981323 [ More info ] Unavailable Replaced by 0912667
		0912667 - Hose Clamp [ More info ] Unavailable
		3852604 - Hose Clamp [ More info ] $10.49 $5.31 10+ In Stock.
		3852604 - Clamp Volvo Penta - Volvo Penta (3852604) [ More info ] $9.00 Available to Order: Usually ships within 10 days.
		3852604 - Hose Clamp [ More info ] $10.49 $5.31 10+ In Stock.

#53 — 3793100 — SCREW, PULLEY, 3/8-24 X 17/32. MODELS WITH D SUFFIX ONLY (2 required per assembly)

[ More info ]
Unavailable

#54 — 909347 — CAP, EXHAUST INLET, ADAPTER. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

0909347 - Rubber End Cap, NLA [ More info ]

$47.99
5 In Stock.

#55 — 980994 — COUPLING AND O RING ASSY. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

0980994 - Coupling & Core Plug [ More info ]

$199.99
3 In Stock.

#56 — 302540 — O RING, COUPLING. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

0302540 - O-Ring [ More info ]

$3.44
10 In Stock.

18-7114 - O-Ring 25-23145, 302540 [ More info ]

$1.64 $1.32
10+ In Stock.

0302540 - O-Ring [ More info ]

$3.44
10 In Stock.

#57 — 3853870 — CONNECTOR, OIL FILTER (1 required per assembly)

3853870 - Frame And Bushing Assembly [ More info ]

$5.49 $4.59
10+ In Stock.

#59 — 460405 — BOLT, CONNECTING ROD (8 required per assembly)

460405 - GROOVED PIN (460405) [ More info ]

$2.23
Available to Order: Usually ships within 10 days.

#61 — 908375 — BOLT, FLYWHEEL. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (6 required per assembly)

0908375 - Bolt [ More info ]

$9.89 $6.02
10+ In Stock.

#62 — 3817006 — SCREW AND LKWASH, 1/4-20 X 7/16 (8 required per assembly)

[ More info ]
Unavailable

#64 — 908616 — HUB, CRANKSHAFT PULLEY. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

0908616 - Crankshaft Hub [ More info ]
Unavailable

#65 — 316959 — LOCKWASHER, COUPLING BOLT. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (6 required per assembly)

0316959 - LockWasher [ More info ]

$2.00 $1.22
10+ In Stock.

#66 — 380343 — CAMSHAFT ASSY. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

0380343 - Camshaft [ More info ]
Unavailable

#67 — 172127 — SENDING UNIT, OIL PRESS. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)
		0172127 - Sender [ More info ] Unavailable
		0982650 - Oil Sender [ More info ] Unavailable
		3853800 - L/P 25.09 [ More info ] Unavailable
		18-5899 - Sender, 982650, 815425T [ More info ] $42.99 $38.54 10+ In Stock.

#69 — 980500 — DISTRIBUTOR ASSY, COMPT. SEE IGNITION GROUP 120 & 140 HP FOR DETAIL PARTS PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)
		0980500 - Distributor [ More info ] $300.00 1 In Stock.
		0982351 - Distributor [ More info ] Unavailable
		0987165 - Distributor, NLA [ More info ] $383.76 3 In Stock.

#70 — 306025 — LOCKWASHER, ENGINE TO ADAPTER. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

0306025 - LockWasher Stud [ More info ]

$1.25 $0.76
10+ In Stock.

#71 — 907801 — PIPE, WATER DRAIN. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

0907801 - Water Drain Pipe [ More info ]

$18.99 $11.55
10+ In Stock.

#72 — 379957 — PETCOCK ASSY. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

0379957 - Petcock, Water Drain [ More info ]

$25.99 $21.28
10+ In Stock.

18-4218 - Drain 22-16951A1 [ More info ]

$12.99 $11.79
10+ In Stock.

0379957 - Petcock, Water Drain [ More info ]

$25.99 $21.28
10+ In Stock.

#73 — 908613 — GEAR, CAMSHAFT TIMING. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)
		0908613 - CamShaft Timing Gear [ More info ] Unavailable
		NLA [ More info ] Unavailable
		3852452 - Gear(V2) - Volvo Penta (3852452) [ More info ] $529.93 Available to Order: Usually ships within 10 days.

#74 — 311063 — TUBE, OIL LEVEL GAUGE. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

0311063 - Oil Dipstick - 381927 [ More info ]

$26.00
1 In Stock.

0381927 - Oil Dipstick [ More info ]

$25.00
1 In Stock.

3850524 - Oil Dipstick [ More info ]

$29.99
2 In Stock.

#75 — 306325 — LOCKWASHER, BRACKET. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

0306325 - Lock Washer [ More info ]

$7.95 $4.03
3 In Stock.

#76 — 908581 — SCREW, STARTER MOTOR BRACE. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

0908581 - Screw, Starter Motor Brace [ More info ]

$1.49 $0.91
10+ In Stock.

#77 — 311086 — CONNECTOR, PIPE. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

0311086 - Coupling [ More info ]

$5.99 $3.65
10+ In Stock.

#78 — 306470 — LOCKWASHER, CLAMP, EXH HSG. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (2 required per assembly)

0306470 - Lock Washer [ More info ]

$6.54 $3.31
10+ In Stock.

#79 — 908668 — SCREW, CLAMP EXHAUST HOUSING. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (2 required per assembly)
		0908668 - Screw, Cover [ More info ] Unavailable
		0341013 - Screw, Cover [ More info ] $11.72 3 In Stock.
		3852454 - Screw, Volvo [ More info ] $6.00 10+ In Stock.