Cooling & Oiling Group 120 Hp Stern Drive Parts for 1977 OMC Stern Drive 175hp 990230G Stern Drive

Revise Search: All Years > 1977 > 175 hp > 990230G > Cooling & Oiling Group 120 Hp Stern Drive

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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 — 306010 — SCREW (4 required per assembly)

0306010 - Screw [ More info ]
Unavailable

0328724 - Screw [ More info ]

$14.27
1 In Stock.

3852115 - Screw, Volvo [ More info ]

$7.20
Available to Order: Usually ships within 10 days.

3852053 - Screw, Volvo [ More info ]

$7.20
Available to Order: Usually ships within 10 days.

#2 — 310913 — GASKET,THERMOSTAT (1 required per assembly)

0310913 - Thermostat Housing Gasket [ More info ]

$6.67
10+ In Stock.

0310913 - Thermostat Housing Gasket [ More info ]

$6.67
10+ In Stock.

#3 — 314809 — GASKET,UPPER TO LOWER ASSEMBLY (1 required per assembly)

0314809 - Thermostat Housing Gasket [ More info ]

$5.00
10+ In Stock.

3852127 - Gasket, Volvo [ More info ]

$6.00
2 In Stock.

18-2858-9 - Gasket 314809 2-Pack [ More info ]

$8.07 $7.85
1 In Stock.

0314809 - Thermostat Housing Gasket [ More info ]

$5.00
10+ In Stock.

#4 — 383313 — HOUSING,TERMOSTAT ASSEMBLY (1 required per assembly)
		0383313 - Thermostat Housing [ More info ] Unavailable
		0910303 - Thermostat Housing [ More info ] Unavailable
		0985959 - Thermostat Housing [ More info ] Unavailable
		0986868 - Thermostat Housing [ More info ] Unavailable
		0987533 - Thermostat Housing [ More info ] Unavailable
		3854254 - Thermostat Housing 3.0L [ More info ] $129.99 2 In Stock.
		OMC-29-910303 - OMC Lower Thermostat Housing [ More info ] $103.00 $78.98 2 In Stock.

#5 — 306414 — SCREW (2 required per assembly)

0306414 - Hex Head Screw [ More info ]

$4.23
10+ In Stock.

#6 — 383307 — THERMOSTAT ASSEMBLY (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.

#7 — 306422 — NUT,STUD (7 required per assembly)

0306422 - Nut [ More info ]

$6.54 $4.30
10+ In Stock.

#8 — 907761 — GASKET,CAP TO MANIFOLD (1 required per assembly)

0907761 - Manifold Gasket [ More info ]

$6.67
10+ In Stock.

18-0114-1 - GASKET [ More info ]

$8.09 $6.84
Available to Order: Usually ships within 10 days.

18-0114-1 - GASKET [ More info ]

$8.09 $6.84
Available to Order: Usually ships within 10 days.

0907761 - Manifold Gasket [ More info ]

$6.67
10+ In Stock.

#9 — 311076 — CLAMP (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.

#10 — 311930 — HOSE,OUTLET (1 required per assembly)

0311930 - Outlet Hose [ More info ]

$24.99 $15.20
9 In Stock.

#11 — 171960 — SENDING UNIT,WATER TEMPERATURE (1 required per assembly)

0171960 - Water Temp Sending Unit [ More info ]

$30.99 $30.43
Available to Order: Usually ships within 10 days.

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

$25.99 $23.80
5 In Stock.

0171960 - Water Temp Sending Unit [ More info ]

$30.99 $30.43
Available to Order: Usually ships within 10 days.

#12 — 306405 — WASHER (2 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.

#13 — 314811 — HOUSING ASSEMBLY,UPPER (1 required per assembly)

0314811 - Housing [ More info ]

$100.00
3 In Stock.

0910281 - Thermostat Housing [ More info ]

$100.00
1 In Stock.

#14 — 307899 — CLAMP (6 required per assembly)

0307899 - Hose Clamp [ More info ]

$1.49 $1.25
9 In Stock.

#15 — 907885 — CAP,EXHAUST MANIFOLD REAR (1 required per assembly)

0907885 - End Cap [ More info ]

$39.65
1 In Stock.

0909004 - End Cap [ More info ]

$28.50
1 In Stock.

1-907885 - Direct Replacement OMC Rear End Cap [ More info ]

$68.00 $52.14
2 In Stock.

#16 — 379957 — PETCOCK ASSEMBLY,WATER DRAIN (2 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
10+ In Stock.

0379957 - Petcock, Water Drain [ More info ]

$25.99 $21.28
10+ In Stock.

#17 — 311075 — HOSE (1 required per assembly)

0311075 - Water Pump Hose [ More info ]
Unavailable

#18 — 311554 — HOSE,TERMOSTAT HOUSING (1 required per assembly)

0311554 - Thermostat Housing Hose [ More info ]
Unavailable

#19 — 311550 — CAP,MANIFOLD (1 required per assembly)
		0311550 [ More info ] Unavailable Replaced by 0910280
		0910280 - Cap, Manifold [ More info ] $79.99 3 In Stock.
		1-910280 - OMC Front End Cap [ More info ] $99.99 $67.89 Available to Order: Usually ships within 10 days.

#20 — 311121 — GASKET,CAP TO MANIFOLD (3 required per assembly)

0311121 - Cap to Manifold Gasket [ More info ]

$5.00
7 In Stock.

0311121 - Cap to Manifold Gasket [ More info ]

$5.00
7 In Stock.

#21 — 380446 — HEAT EXHANGER ASSEMBLY (1 required per assembly)

0380446 - Heat Exchanger [ More info ]

$64.89
10+ In Stock.

1-380446 - Choke Stove [ More info ]

$83.00 $63.64
4 In Stock.

#22 — 303311 — SCREW,CLAMP. SELECTRIM MODELS ONLY (1 required per assembly)

0303311 - Screw - Clamp Bracket [ More info ]

$5.49
10+ In Stock.

#23 — 907764 — GASKET (1 required per assembly)

0907764 - Elbow Adapter Gasket [ More info ]

$4.31 $3.60
10+ In Stock.

18-0104 - Gasket, 907764 [ More info ]

$2.69 $2.49
10 In Stock.

778144 - Gasket - BRP (778144) [ More info ]

$8.89
Available to Order: Usually ships within 10 days.

#24 — 909368 — ELBOW,HIGH RISE TO ADAPTER (1 required per assembly)

0909368 - Elbow [ More info ]

$100.00
1 In Stock.

OMC-20-909368 - OMC High Rise to Adpater Elbow [ More info ]

$163.00 $124.99
1 In Stock.

#25 — 981462 — MANIFOLD AND STUD ASSEMBLY (1 required per assembly)

0981462 - MANIFOLD&STUD AY [ More info ]
Unavailable

OMC-1-981462 - OMC Exhaust Manifold 4 Cylinder [ More info ]

$808.00 $619.57
Available to Order: Usually ships within 10 days.

#26 — 907799 — PIN (1 required per assembly)

0907799 - Anchor Pin Bl [ More info ]
Unavailable

#27 — 310870 — STUD (8 required per assembly)

0310870 - Stud [ More info ]

$15.99
10+ In Stock.

#28 — 306470 — LOCKWASHER,SCREW (8 required per assembly)

0306470 - Lock Washer [ More info ]

$6.54 $3.31
10+ In Stock.

#29 — 552940 — SCREW,END CAP (8 required per assembly)

0552940 - Screw [ More info ]

$9.08 $5.98
1 In Stock.

#30 — 552909 — PLUG,MANIFOLD (2 required per assembly)

0552909 - Plug [ More info ]

$8.99 $5.47
10+ In Stock.

#31 — 981323 — CLAMP,HOSE TO ADAPTER (2 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.

#32 — 909371 — HOSE,EXHAUST (1 required per assembly)

0909371 - Exhaust Hose [ More info ]

$38.49 $23.38
9 In Stock.

#33 — 310904 — NIPPLE,ELBOW (1 required per assembly)

0310904 - Nipple [ More info ]

$8.99 $5.47
10+ In Stock.

#34 — 907806 — HOSE,INTER HOUSING (1 required per assembly)

0907806 - Inter Housing Hose [ More info ]
Unavailable

0909750 - Inter Housing Hose [ More info ]

$41.99 $25.54
8 In Stock.

#35 — 552938 — NUT,MANIFOLD TO ENGINE (6 required per assembly)

0552938 - Nut [ More info ]

$7.95
10+ In Stock.

#36 — 120177 — LOCKWASHER,MANIFOLD (5 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.

#37 — 311111 — LIFT,BRACKET,PORT (1 required per assembly)

0311111 - Lift Bracket [ More info ]
Unavailable

#38 — 310968 — STUD,MANIFOLD,FRONT AND REAR (6 required per assembly)

0310968 - Stud [ More info ]

$3.07
10+ In Stock.

3852093 - Stud [ More info ]

$15.99 $13.36
10+ In Stock.

3852093 - Stud Volvo Penta - Volvo Penta (3852093) [ More info ]

$29.40
Available to Order: Usually ships within 10 days.

#39 — 3789161 — GASKET,HOUSING. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

[ More info ]
Unavailable

#40 — 311068 — GASKET,MANIFOLD TO HEAD (1 required per assembly)

0311068 - Exhaust Manifold Gasket [ More info ]

$26.99 $24.30
Available to Order: Usually ships within 10 days.

18-28961 - Gasket - Exhaust Manifold OMC311068 [ More info ]

$15.42
1 In Stock.

18-28961 - Gasket - Exhaust Manifold OMC311068 [ More info ]

$15.42
1 In Stock.

3853304 - Manifold Gasket - Head [ More info ]

$16.99
Available to Order: Usually ships within 10 days.

#41 — 310493 — CLAMP,VOLTAGE REGULATOR LEADS (1 required per assembly)

0310493 - Clamp [ More info ]

$2.25
10+ In Stock.

0310441 - J-Clamp [ More info ]

$4.26 $2.80
10+ In Stock.

#42 — 309322 — CLAMP,THERMOSTAT HOUSING (1 required per assembly)
		0309322 - Cable Clamp [ More info ] Unavailable
		0309041 - Cable Clamp [ More info ] Unavailable
		0330151 - J Clamp [ More info ] $3.13 10+ In Stock.

#43 — 307920 — SCREW,BOLTAGE REGULATOR MOUNTING (2 required per assembly)

0307920 - Screw, Retainer [ More info ]

$1.25 $1.05
10+ In Stock.

#44 — 303806 — SLEEVE,REGULATOR LEAD (1 required per assembly)

0303806 - Tubing [ More info ]

$10.99
10+ In Stock.

#45 — 383440 — VOLTAGE REGULATOR AND CABLE ASSEMBLY (1 required per assembly)

0383440 - Voltage Regulator [ More info ]

$48.99
2 In Stock.

18-5711 - Regulator 383440 [ More info ]

$60.99 $55.55
2 In Stock.

#46 — 204036 — RING TERMINAL (1 required per assembly)

0204036 - Ring Terminal [ More info ]

$4.26
10+ In Stock.

#47 — 308808 — TERMINAL (1 required per assembly)

0308808 - Terminal [ More info ]

$7.95 $5.24
10+ In Stock.

#48 — 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.

#49 — 980536 — ELBOW AND STUD ASSY (1 required per assembly)

0980536 - Elbow & Core Plug Assembly [ More info ]
Unavailable

OMC-20-980536 - OMC Riser, 120HP (20 #) [ More info ]

$307.00 $235.41
2 In Stock.

#50 — 315712 — CORE PLUG (1 required per assembly)

0315712 - Core Plug [ More info ]

$9.67
1 In Stock.

#51 — 552940 — SCREW,ELBOW TO HIGH RISE (3 required per assembly)

0552940 - Screw [ More info ]

$9.08 $5.98
1 In Stock.

#52 — 309041 — CLAMP,THERMOSTAT HOUSING (1 required per assembly)

0309041 - Cable Clamp [ More info ]
Unavailable

0330151 - J Clamp [ More info ]

$3.13
10+ In Stock.

#53 — 306470 — LOCKWASHER,STUD (7 required per assembly)

0306470 - Lock Washer [ More info ]

$6.54 $3.31
10+ In Stock.

#54 — 309041 — CLAMP,CABLE TO MANIFOLD. SELECTRIM MODELS ONLY (1 required per assembly)

0309041 - Cable Clamp [ More info ]
Unavailable

0330151 - J Clamp [ More info ]

$3.13
10+ In Stock.

#54 — 310440 — CLAMP,CABLE TO MANIFOLD. SELECTRIM MODELS ONLY (1 required per assembly)

0310440 - J Clamp [ More info ]
Unavailable

0330151 - J Clamp [ More info ]

$3.13
10+ In Stock.

#55 — 121689 — TERMINAL (1 required per assembly)

0121689 - Terminal [ More info ]

$5.00
7 In Stock.

#56 — 9424877 — BOLT,HEX. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (2 required per assembly)

[ More info ]
Unavailable

#57 — 3832449 — PUMP ASSEMBLY. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

[ More info ]
Unavailable

#59 — 3788457 — COVER,OIL PUMP. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

[ More info ]
Unavailable

#60 — 180083 — BOLT,HEX,5/16-18X1-1/2" (RH). PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (2 required per assembly)

0180083 - - [ More info ]
Unavailable

#61 — 3930961 — GASKET UNIT,SIDES. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (2 required per assembly)

CUM3930961 - SPACER,MOUNTING [ More info ]
Unavailable

#62 — 3930824 — PLUG,REGULATOR HOLE. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

CUM3930824 - HOSE,PLAIN [ More info ]
Unavailable

#63 — 103677 — PIN,PRESSURE REGULATOR. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

0103677 - - [ More info ]
Unavailable

#65 — 180075 — SCREW & LOCKWASHER. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (12 required per assembly)

0180075 - - [ More info ]
Unavailable

#66 — 3789970 — GASKET,PUMP COVER. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

[ More info ]
Unavailable

#67 — 180016 — SCREW,SUCTION PIPE BRACKET. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

0180016 - - [ More info ]
Unavailable

#68 — 3829433 — VALVE,PRESSURE REGULATOR. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

[ More info ]
Unavailable

#69 — 3814903 — SPRING,REGULATOR VALVE. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

[ More info ]
Unavailable

#70 — 133043 — SCREW & LOCKWASHER,COVER TO PUMP. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (4 required per assembly)

0133043 - - [ More info ]
Unavailable

#71 — 9421423 — WASHER,COVER BOLT. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (4 required per assembly)

[ More info ]
Unavailable

#72 — 2778187 — SUCTION TUBE & SCREEN ASSY. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

2778187 - - [ More info ]
Unavailable

#76 — 320107 — TIE STRAP,CAP & BEAD CHAIN (1 required per assembly)

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

$0.36
10+ In Stock.

#77 — 979841 — OIL LINE ASSEMBLY (1 required per assembly)

0979841 - Oil Line Assembly [ More info ]
Unavailable

#78 — 310958 — FITTING,OIL LINE (1 required per assembly)

0310958 - Fitting [ More info ]

$3.49
10+ In Stock.

#79 — 980068 — CAP AND BEAD CHAIN ASSY (1 required per assembly)

3853783 [ More info ]

$30.00
5 In Stock.

3853783 - Cap and Bead Chain Assembly [ More info ]

$34.00
4 In Stock.

#80 — 907847 — WASHER,ELBOW (1 required per assembly)

0907847 [ More info ]
Unavailable
Replaced by 0909632

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

$18.35
10+ In Stock.

#81 — 907848 — ELBOW,OIL PAN (1 required per assembly)

0907848 - Oil Drain Elbow [ More info ]

$19.99
10+ In Stock.

#82 — 316993 — CLAMP,OIL LINE (1 required per assembly)

0316993 - Clamp [ More info ]

$16.31 $3.38
10+ In Stock.

#83 — 907845 — SEAL,CAP OIL DRAIN TUBE (1 required per assembly)

0907845 - Seal [ More info ]

$1.35
10+ In Stock.

3852426 - Seal [ More info ]

$4.99 $3.04
10+ In Stock.

#84 — 980512 — WATER PUMP (1 required per assembly)

0980512 - Water Pump [ More info ]

$90.00
1 In Stock.

0984360 - Water Pump [ More info ]
Unavailable

0986779 - Water Pump [ More info ]

$90.00
1 In Stock.

3854017 [ More info ]
Unavailable
Replaced by 3858340

3858340 - Water Pump Assembly [ More info ]

$183.00
3 In Stock.

3858340 - Circulation Pump Volvo Penta - Volvo Penta (3858340) [ More info ]

$189.00
Available to Order: Usually ships within 10 days.

18-3593 - Circulating Pump, 884727 [ More info ]

$148.99 $134.54
3 In Stock.

#85 — 3788478 — GASKET,WATER PUMP. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly)

[ More info ]
Unavailable

#86 — 443899 — BOLT,HEX 5/16-18X7/8" (LH). PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (2 required per assembly)

[ More info ]
Unavailable

#87 — 311606 — BELT (1 required per assembly)
		0311606 - Belt .380 X 40.00 [ More info ] Unavailable
		3852106 - V-Belt, Volvo [ More info ] $40.10 2 In Stock.
		18-15400 - V-Belt, 57-69143T, 311606 [ More info ] $28.39 $25.76 In Stock