Exhaust & Oil System Group 185-225 Hp Models Parts for 1978 OMC Stern Drive 240hp 990250D Stern Drive

Revise Search: All Years > 1978 > 240 hp > 990250D > Exhaust & Oil System Group 185-225 Hp Models

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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 — 3764547 — OIL PUMP ASSY. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

[ More info ]
Unavailable

#2 — 3836980 — COVER, PUMP. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

[ More info ]
Unavailable

#3 — 133043 — BOLT, COVER TO PUMP. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (4 required per assembly)

0133043 - - [ More info ]
Unavailable

#4 — 9421423 — WASHER< COVER BOLT. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (4 required per assembly)

[ More info ]
Unavailable

#5 — 3855152 — PICK-UP SCREEN AND PIPE. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

3855152 - Prop, Raker, 14.5X20 Lh [ More info ]

$79.00 $48.03
1 In Stock.

#5 — 3764113 — PICK-UP SCREEN, 225 HP MODELS. MODELS WITH "H" SUFFIX MODELS WITH "J" SUFFIX PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

[ More info ]
Unavailable

#6 — 3702366 — VALVE, PRESSURE REGULATOR. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

[ More info ]
Unavailable

#7 — 3814903 — SPRING, VALVE. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

[ More info ]
Unavailable

#8 — 103677 — PIN, SPRING STOP. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

0103677 - - [ More info ]
Unavailable

#9 — 357159 — SEAL, FRONT. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

[ More info ]
Unavailable

18-0411 - Gasket, 2790454A1 [ More info ]

$36.48
In Stock

#10 — 458625 — SEAL, REAR. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

[ More info ]
Unavailable

18-0411 - Gasket, 2790454A1 [ More info ]

$36.48
In Stock

#14 — 3755820 — PULLEY, CRANKSHAFT. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

[ More info ]
Unavailable

#15 — 3754587 — GASKET, PUMP TO BLOCK. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (2 required per assembly)

[ More info ]
Unavailable

#16 — 3739422 — WASHER. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

[ More info ]
Unavailable

#17 — 9428643 — BOLT, 7/16-20 X 2-1/2". PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

[ More info ]
Unavailable

#18 — 454906 — BOLT, WATER PUMP, UPPER (LH). PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

[ More info ]
Unavailable

#20 — 454908 — BOLT, WATER PUMP LOW (RH). PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

[ More info ]
Unavailable

#21 — 454467 — BOLT, WATER PUMP LOW (LH). PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (2 required per assembly)

[ More info ]
Unavailable

#24 — 9422297 — NUT, OIL PAN BAFFLE 225 HP ONLY. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (5 required per assembly)

[ More info ]
Unavailable

#25 — 3701777 — GASKET, THERMOSTAT HOUSING. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

[ More info ]
Unavailable

#26 — 980477 — WATER PUMP ASSY (1 required per assembly)
		0980477 - Circulating Pump [ More info ] Unavailable
		0985429 - Water Pump [ More info ] Unavailable
		NLA [ More info ] Unavailable
		3853850 - Circulation Pump Volvo Penta - Volvo Penta (3853850) [ More info ] $214.00 In Stock
		18-3599-2 - Circulating Water Pump, Small Block Chevy [ More info ] $154.99 $140.51 10+ In Stock.

#27 — 444746 — PLUG, 1/2-14. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

[ More info ]
Unavailable

#29 — 3764554 — RETAINER, DISTIBUTOR TO OIL PUMP. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

[ More info ]
Unavailable

#30 — 3850181 — PL:ATE, WATER PUMP. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

VOL3850181 - OIL PUMP [ More info ]
Unavailable

#31 — 3817006 — SCREW, WATER PUMP PLATE. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (6 required per assembly)

[ More info ]
Unavailable

#32 — 310928 — CLAMP, ENGINE CABLE (1 required per assembly)

0310928 - Clamp - Cable [ More info ]

$5.99 $5.00
10+ In Stock.

3852092 - Clamp, Volvo [ More info ]

$5.60
Available to Order: Usually ships within 10 days.

#33 — 908924 — CLAMP, FUEL LINE TO WATER PUMP. MODELS WITHOUT SELECTRIM (1 required per assembly)

0908924 [ More info ]
Unavailable
Replaced by 3852458

3852458 - Clamp - Oil Drain Tube [ More info ]

$3.29 $2.75
10+ In Stock.

#34 — 980969 — OIL PAN AND SEAL ASSY 225 HP (1 required per assembly)

0980969 - Oil Pan & Seal Kit [ More info ]

$119.00
2 In Stock.

#35 — 981397 — TUBE ASSY, OL DRAIN 225 HP (1 required per assembly)

0981397 [ More info ]
Unavailable
Replaced by 0984569

0984569 - Dipstick Tube [ More info ]

$34.99
3 In Stock.

#35 — 981824 — TUBE ASSY, OIL DRAIN 185 HP (1 required per assembly)

0981824 [ More info ]
Unavailable
Replaced by 0982322

0982322 - Dipstick Tube [ More info ]
Unavailable

#36 — 909632 — GASKET, ELBOW (1 required per assembly)

0909632 - O-Ring - Oil Drain Elbow [ More info ]

$18.35
10+ In Stock.

#37 — 180075 — SCREW & LOCKWASHER. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (4 required per assembly)

0180075 - - [ More info ]
Unavailable

#38 — 3817006 — SCREW, 1/4-20 X 7/16". PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (14 required per assembly)

[ More info ]
Unavailable

#39 — 306861 — SCREW, PULLEY TO PUMP (4 required per assembly)

0306861 - Bolt [ More info ]

$3.99 $2.43
10+ In Stock.

#40 — 306325 — LOCKWASHER, PULLEY SCREW (4 required per assembly)

0306325 - Lock Washer [ More info ]

$7.95 $4.03
3 In Stock.

#41 — 306865 — SCREW, CRANKSHAFT PULLEY (3 required per assembly)

0306865 - Screw, Crankshaft Pulley [ More info ]

$2.20 $1.34
10+ In Stock.

#42 — 120177 — LOCKWASHER, PULLEY SCREW (3 required per assembly)

0120177 - Lock Washer [ More info ]

$6.54 $4.78
10+ In Stock.

3856736 - Washer Volvo Penta - Volvo Penta (3856736) [ More info ]

$2.00
Available to Order: Usually ships within 10 days.

#43 — 307920 — SCREW, REGULATOR TO HOUSING (2 required per assembly)

0307920 - Screw, Retainer [ More info ]

$1.25 $1.05
10+ In Stock.

#44 — 311046 — BELT< ALTERNAOTR (1 required per assembly)

0311046 - Alternator Belt [ More info ]

$33.99 $20.66
10+ In Stock.

966981 - V-Belt, Volvo [ More info ]

$37.20
1 In Stock.

18-15440 - V-Belt, 57-49213A1 [ More info ]

$31.99 $29.27
3 In Stock.

#45 — 381767 — OIL FILTER (1 required per assembly)

0381767 [ More info ]
Unavailable
Replaced by 0173233

0173233 - Oil Filter [ More info ]
Unavailable

0502901 - Oil Filter [ More info ]
Unavailable

835440 - Oil Filter, Short, Volvo GM models [ More info ]

$11.20
Available to Order: Usually ships within 10 days.

18-7876-1 - Oil Filter - GM/Chevy Long [ More info ]

$10.99 $9.69
10+ In Stock.

18-7876-1 - Oil Filter - GM/Chevy Long [ More info ]

$10.99 $9.69
10+ In Stock.

35-57811 - Oil Filter, Long [ More info ]

$11.99
10+ In Stock.

35-57801 - Oil Filter, Standard Length Canister [ More info ]

$10.69
10+ In Stock.

#47 — 121688 — ADAPTER, OIL SENDER (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.

#48 — 172127 — SENDING UNIT, OIL PRES. GUAGE (1 required per assembly)
		0172127 - Sender [ More info ] Unavailable
		0982650 - Oil Sender [ More info ] $25.35 1 In Stock.
		3853800 - L/P 25.09 [ More info ] Unavailable
		18-5899 - Sender, 982650, 815425T [ More info ] $42.99 $38.54 10+ In Stock.

#49 — 383440 — VOLTAGE REGULATOR (1 required per assembly)
		0383440 - Voltage Regulator [ More info ] Unavailable
		18-5711 - Regulator 383440 [ More info ] $60.99 $55.55 2 In Stock.
		VR404 - Voltage Regulator [ More info ] $51.20 $46.95 Available to Order: Usually ships within 10 days.

#50 — 308808 — TERMINAL (1 required per assembly)

0308808 - Terminal [ More info ]

$7.95 $5.24
10+ In Stock.

#51 — 308294 — RING TERMINAL (1 required per assembly)

0308294 - Terminal [ More info ]

$0.26
1 In Stock.

0510818 - Ring Terminal [ More info ]

$2.99 $1.68
10+ In Stock.

#52 — 204036 — RING TERMINAL (1 required per assembly)

0204036 - Ring Terminal [ More info ]

$4.26
10+ In Stock.

#53 — 909255 — THERMOSTAT HOUSING. USE 910200 FOR MODELS WITH POWER STEERING. USE 910178 FOR MODELS WITHOUT POWER STEERING.. USE 910200 FOR MODELS WITH POWER STEERING. USE 910178 FOR MODELS WITHOUT POWER STEERING. (1 required per assembly)

0909255 - T-STAT HSG, SEE PRICEBO [ More info ]
Unavailable

#54 — 908484 — ELBOW OIL DRAIN PAN (1 required per assembly)

0908484 - Elbow, Oil Drain Pan [ More info ]

$62.37
10+ In Stock.

#55 — 303806 — SLEEVE, LEAD (0 required per assembly)

0303806 - Tubing [ More info ]

$10.99
10+ In Stock.

#46 — 383307 — THERMOSTAT (1 required per assembly)

0383307 - Thermostat, 160 Degrees [ More info ]

$32.99 $27.02
10+ In Stock.

3856961 - Thermostat, Volvo [ More info ]

$37.00
In Stock

18-3554 - Thermostat, 160 Degrees, 383307, 3856961 [ More info ]

$33.59 $30.47
6 In Stock.

0383307 - Thermostat, 160 Degrees [ More info ]

$32.99 $27.02
10+ In Stock.

#57 — 307239 — O'RING THERMOSTAT (1 required per assembly)

0307239 - O-Ring - Thermostat [ More info ]

$5.11
10+ In Stock.

3852071 - O-Ring - Volvo Penta (3852071) [ More info ]

$6.40
6 In Stock.

18-7170-9 - O-Ring (PK5) 307239, 25-33504 [ More info ]

$9.99
Available to Order: Usually ships within 10 days.

0307239 - O-Ring - Thermostat [ More info ]

$5.11
10+ In Stock.

#58 — 171960 — SENDING UNIT, WATER TEMP (1 required per assembly)

0171960 - Water Temp Sending Unit [ More info ]

$30.99 $30.43
1 In Stock.

18-5898 - Sender, 97258A1, 171960 [ More info ]

$25.99 $23.80
4 In Stock.

0171960 - Water Temp Sending Unit [ More info ]

$30.99 $30.43
1 In Stock.

#59 — 306414 — SCREW, HOUSING TO MAINIFOLD (2 required per assembly)

0306414 - Hex Head Screw [ More info ]

$4.23
10+ In Stock.

#60 — 120177 — WASHER, HOUSING SCREW (2 required per assembly)

0120177 - Lock Washer [ More info ]

$6.54 $4.78
10+ In Stock.

3856736 - Washer Volvo Penta - Volvo Penta (3856736) [ More info ]

$2.00
Available to Order: Usually ships within 10 days.

#61 — 909230 — HOSE,THERMO HSG. MANIFOLD (2 required per assembly)

0909230 - Thermostat Housing To Manifold Hose [ More info ]

$32.99 $27.57
10+ In Stock.

#62 — 313851 — CLAMP, HOSE (4 required per assembly)
		0313851 [ More info ] Unavailable Replaced by 0912627
		0912627 - Hose Clamp [ More info ] $13.25 $6.72 10+ In Stock.
		3852602 - Clamp, Volvo [ More info ] $4.30 Available to Order: Usually ships within 10 days.

#63 — 312781 — HOSE, WATER PUMP TO THERMO HSG. (1 required per assembly)

0312781 - Water Pump Hose [ More info ]

$46.99
10+ In Stock.

#64 — 311076 — CLAMP HOSE (2 required per assembly)

0311076 - Hose Clamp [ More info ]

$3.77
Available to Order: Usually ships within 10 days.

3863438 - Hose Clamp [ More info ]

$3.10
3 In Stock.

#65 — 908730 — HOSE, INTERMEDIATE HOUSING TO THERMOSTAT (1 required per assembly)

0908730 - Hose [ More info ]
Unavailable

#67 — 909314 — GASKET, MANIFOLD TO ENGINE (2 required per assembly)

0909314 - Exhaust Manifold Gasket [ More info ]
Unavailable

3852468 - Exhaust Manifold Gasket [ More info ]

$17.99 $17.67
10+ In Stock.

3852468 - GASKET, MANIFOLD Volvo Penta (3852468) [ More info ]

$16.50
Available to Order: Usually ships within 10 days.

18-2902-1-9 - Exhaust Manifold Gasket (2PK) [ More info ]

$30.99 $26.19
4 In Stock.

18-2902-1-9 - Exhaust Manifold Gasket (2PK) [ More info ]

$30.99 $26.19
4 In Stock.

3852468 - Exhaust Manifold Gasket [ More info ]

$17.99 $17.67
10+ In Stock.

#68 — 909313 — STUD, MANIFOLD TO ENGINE (10 required per assembly)
		0909313 - Stud [ More info ] Unavailable
		NLA [ More info ] Unavailable
		3852467 - Stud Volvo Penta - Volvo Penta (3852467) [ More info ] $12.10 10+ In Stock.

#69 — 306405 — WASHER, MANIFOLD STUD (10 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.

#70 — 908700 — NUT, MANIFOLD STUD TO ENGINE (10 required per assembly)

0908700 - Nut [ More info ]

$6.23
3 In Stock.

#71 — 981629 — CLAMP, MANIFOLD CAP (2 required per assembly)

0981629 - Clamp - Manifold Cap [ More info ]

$1.25 $0.76
10+ In Stock.

#72 — 909829 — CAP, MANIFOLD SMALL (3 required per assembly)

0909829 - Cap [ More info ]
Unavailable

3852476 - Cap [ More info ]

$18.69
10+ In Stock.

3852476 - MANIFOLD CAP Volvo Penta (3852476) [ More info ]

$15.50
Available to Order: Usually ships within 10 days.

18-0549 - Cap, 909829 [ More info ]

$13.59
6 In Stock.

#72 — 909830 — CAP, MANIFOLD, LARGE (3 required per assembly)

0909830 - Manifold Cap, Large [ More info ]
Unavailable

0764799 - Manifold Plug Off Cap [ More info ]

$16.49
10+ In Stock.

18-0550 - Cap, 909830 [ More info ]

$12.49 $11.32
4 In Stock.

0764799 - Manifold Plug Off Cap [ More info ]

$16.49
10+ In Stock.

#73 — 981628 — CLAMP, CAP, MANIFOLD (3 required per assembly)

0981628 - Clamp - Manifold [ More info ]

$5.00
9 In Stock.

#74 — 909279 — EXHAUST MANIFOLD, PORT (1 required per assembly)
		0909279 - Manifold [ More info ] Unavailable
		0910144 - Manifold [ More info ] Unavailable
		0912442 - Manifold [ More info ] Unavailable
		18-1903 - Manifold, Port, 912442 [ More info ] $478.79 $443.88 In Stock
		OMC-1-912442 - OMC Exhaust Manifold Top Riser (V8) Port Side (left) [ More info ] $449.99 $330.58 2 In Stock.

#75 — 909280 — EXHAUST MANIFOLD, STAR (1 required per assembly)
		0909280 [ More info ] Unavailable Replaced by 0912441
		0912441 - EX MANIFOLD STBD [ More info ] Unavailable
		18-1902 - Manifold, Starboard, 912441 [ More info ] $442.89 $410.72 In Stock
		OMC-1-912441 - OMC Exhaust Manifold Top Riser (V8) Starboard Side (right) [ More info ] $449.99 $330.58 4 In Stock.

#75 — 909786 — GASKET, ELBOW (2 required per assembly)

0909786 - Elbow Gasket [ More info ]

$12.99
10+ In Stock.

3863191 - Elbow Gasket Kit, Volvo [ More info ]

$45.00
7 In Stock.

18-0943-2-9 - Gasket (2 PACK) [ More info ]

$17.99 $17.91
10+ In Stock.

0909786 - Elbow Gasket [ More info ]

$12.99
10+ In Stock.

OMC47-909786 - OMC Exhaust Manifold to Exhaust Riser Gasket [ More info ]

$7.00 $5.37
10+ In Stock.

#76 — 306435 — SCREW,HIGH RISE TO MANIFOLD (8 required per assembly)

0306435 - Screw [ More info ]
Unavailable

#77 — 306325 — WASHER, HIGH RISE TO MANIFOLD (8 required per assembly)

0306325 - Lock Washer [ More info ]

$7.95 $4.03
3 In Stock.

#78 — 909218 — HIGH RISE ELBOW (2 required per assembly)
		0909218 [ More info ] Unavailable Replaced by 0982680
		0982680 - Elbow, High Rise Exhaust [ More info ] Unavailable
		0909863 - Elbow, High Rise Exhaust [ More info ] $179.99 2 In Stock.
		OMC-20-982680 - OMC Exhaust Riser/Elbow (Top Mount) [ More info ] $235.99 $180.62 10+ In Stock.

#79 — 981323 — CLAMP, HOSE, HIGH RISE (8 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.