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OMC Inboard Cooling System

Products: 1 - 40 of 40
Perko, Flush Pro Marine Engine Flush & Winterizing Kit

Perko, Flush Pro Marine Engine Flush & Winterizing Kit

Mfr. Perko | Mfr No. 0457DP7

The Flush Pro Valve Kit lets you flush and winterize your marine engine without climbing in and out of your boat. With the Flush Pro Kit you use a garden hose from outside your boat...
$133.51


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Sea Water Pump, GM V6 / V8 Gen VI Engines, V-belt & 1 Piece Pump

Sea Water Pump, GM V6 / V8 Gen VI Engines, V-belt & 1 Piece Pump

Mfr. Sierra / Seastar Solutions | Mfr No. 18-36001

Sea Water Pump for GM V6 & V8 Gen VI Engines with V-belt & 1 Piece Pump (electric fuel pump)...
$267.57


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Sea Water Pump, Sierra 18-3600, for Mercruiser Bravo V8 Engines

Sea Water Pump, Sierra 18-3600, for Mercruiser Bravo V8 Engines

Mfr. Sierra / Seastar Solutions | Mfr No. 18-3600

Sea Water Pump, Sierra 18-3600, for Mercruiser Bravo V8 Engines
$434.91


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Sierra Bi Directional Water Circulation Pump, 18-3599-2

Sierra Bi Directional Water Circulation Pump, 18-3599-2

Mfr. Sierra / Seastar Solutions | Mfr No. 18-3599-2

Sierra Bi Directional Water Circulation Pump, 18-3599-2 for small block GM V-6 & V-8 engines with stamped steel or composite timing covers. Ideal for both standard and counter-rotating engines...
$94.68


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Water Circulating Pump, Bi-Directional - 18-3584

Water Circulating Pump, Bi-Directional - 18-3584

Mfr. Sierra / Seastar Solutions | Mfr No. 18-3584

Water Circulating Pump, Bi-Directional - 18-3584. For use on Crusader Inboard cooling systems. Replacement for Pleasurecraft Inboard #RA057004, Mercruiser and Sterndrive/Cobra and more...
$111.94


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Water Circulating Pump, Bi-Directional - 18-3577-2

Water Circulating Pump, Bi-Directional - 18-3577-2

Mfr. Sierra / Seastar Solutions | Mfr No. 18-35772

Water Circulating Pump WP-5100 Bi-Directional Sierra 18-3577-2 for Big block GM engines with stamped steel timing covers Replaces Pleasurecraft Inboard #RA057019, Mercruiser Inboard/Outboard...
$146.37


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OMC Sterndrive / Cobra Thermostat Kit, 18-3676

OMC Sterndrive / Cobra Thermostat Kit, 18-3676

Mfr. Sierra / Seastar Solutions | Mfr No. 18-3676

OMC Sterndrive / Cobra Thermostat Kit, 18-3676 for 7.4L (1994-98), 8.2L (1998)...
$22.66


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Thermostat Kit, Sterndrive/Cobra, 18-3670

Thermostat Kit, Sterndrive/Cobra, 18-3670

Mfr. Sierra / Seastar Solutions | Mfr No. 18-3670

Thermostat Kit, Sterndrive/Cobra, 18-3670. For use on Sterndrive/Cobra Inboard/Outboard cooling systems...
$15.91


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Thermostat Kit OMC - 18-3653

Thermostat Kit OMC - 18-3653

Mfr. Sierra / Seastar Solutions | Mfr No. 18-3653

Thermostat Kit OMC - 18-3653. For use on Sterndrive/Cobra Inboard/Outboard cooling systems...
$17.33


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OMC Sterndrive / Cobra Thermostat

OMC Sterndrive / Cobra Thermostat

Mfr. Sierra / Seastar Solutions | Mfr No. 18-3677

OMC Sterndrive /Cobra Thermostat. 160°. AP# 3950. HP: 4.3L Year:1994-97. HP: 5.8L Year: 1994-97. Hp: 4.3 HO Year:...
$20.33


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Thermostat, 160, OMC Sterndrive/Cobra, 18-3554

Thermostat, 160°, OMC Sterndrive/Cobra, 18-3554

Mfr. Sierra / Seastar Solutions | Mfr No. 18-3554

Thermostat, 160°, OMC Sterndrive/Cobra, 18-3554. Replacement for Sterndrive/Cobra Inboard/Outboard #383307...
$16.73


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Thermostat, 160, Sterndrive/Cobra, 18-3558, Volvo Replaces: 3853799

Thermostat, 160°, Sterndrive/Cobra, 18-3558, Volvo Replaces: 3853799

Mfr. Sierra / Seastar Solutions | Mfr No. 18-3558

Thermostat, 160°, Sterndrive/Cobra, 18-3558. Replacement for Sterndrive/Cobra Inboard/Outboard #982554...
$15.05


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Thermostat Housing, Small Block Chevrolet V6 & V8, CHV-29-80

Thermostat Housing, Small Block Chevrolet V6 & V8, CHV-29-80

Mfr. Barr Marine by EDM | Mfr No. CHV-29-80

Thermostat Housing, Small Block Chevrolet V6 & V8, CHV-29-80 for dual pump cooling system...
$122.73


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OMC Cobra Water Pump Housing, 18-3206

OMC Cobra Water Pump Housing, 18-3206

Mfr. Sierra / Seastar Solutions | Mfr No. 18-3206

OMC Cobra Water Pump Housing, 18-3206...
$24.39


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Water Circulating Pump, Bi-Directional - 18-3575

Water Circulating Pump, Bi-Directional - 18-3575

Mfr. Sierra / Seastar Solutions | Mfr No. 18-3575

Water Circulating Pump, Bi-Directional - 18-3575. Replacement for Mercruiser & OMC GM inline 4...
$85.02


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Water Pump Liner, Sterndrive/Cobra, 18-3145

Water Pump Liner, Sterndrive/Cobra, 18-3145

Mfr. Sierra / Seastar Solutions | Mfr No. 18-3145

Water Pump Liner, Sterndrive/Cobra, 18-3145. Replacement for Sterndrive/Cobra Inboard/Outboard #911844. Sterndrive/Cobra cooling system...
$14.55


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Lower Thermostat Housing, OMC-29-910303

Lower Thermostat Housing, OMC-29-910303

Mfr. Barr Marine by EDM | Mfr No. OMC-29-910303

Lower Thermostat Housing, OMC-29-910303...
$64.64


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Sierra, Manifold, GM 5.0 - 5.7 L  VP #3857723, OMC 3852374, Volvo Penta 3852374-2

Sierra, Manifold, GM 5.0 - 5.7 L VP #3857723, OMC 3852374, Volvo Penta 3852374-2

Mfr. Sierra / Seastar Solutions | Mfr No. 18-1986-1

Sierra, Manifold, GM 5.0 - 5.7 L VP #3857723. Sierra manifolds are painted, packaged and leak tested...
$218.77


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Water Pump Housing Kit, OMC Cobra Drive, 18-3349

Water Pump Housing Kit, OMC Cobra Drive, 18-3349

Mfr. Sierra / Seastar Solutions | Mfr No. 18-3349

For: All OMC Cobra Drives-2.3 (1987-90),2.5 (1986), 3.0(1986-93), 4.3(1986-93),4.6(1989), 5.0(1986-93), 5.7(1986-93),5.8 (1989-93), 7.5(1987-89)
$34.60


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Freshwater Cooling Kit, 4 Cylinder Off-Engine for Mercuiser & OMC, SK 4004

Freshwater Cooling Kit, 4 Cylinder Off-Engine for Mercuiser & OMC, SK 4004

Mfr. Seakamp Engineering | Mfr No. SK 4004

Off-Engine Freshwater Cooling Kit SK4004 built to keep 2.5 & 3.0L Inline 4 Cylinder Mercuiser & OMC boat engines at optimal operating temperatures for better performance and longer life...
$969.14


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Thermostat Assembly, OMC-29-383307

Thermostat Assembly, OMC-29-383307

Mfr. Barr Marine by EDM | Mfr No. OMC-29-383307

Thermostat Assembly, OMC-29-383307...
$18.00


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Johnson / Evinrude / OMC, King Cobra Water Pump Kit w/ Housing

Johnson / Evinrude / OMC, King Cobra Water Pump Kit w/ Housing

Mfr. Johnson / Evinrude / OMC | Mfr No. 3854661

Johnson / Evinrude / OMC, King Cobra Water Pump Kit w/ Housing. Complete King Cobra water pump kit 3854661 and housing 3854071, 3854072 Impeller...
$208.86


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OMC Power Steering Oil Coolers & Heat Exchanger

OMC Power Steering Oil Coolers & Heat Exchanger

Mfr. Seakamp Engineering

A new OMC Power Steering Oil Cooler heat exchanger offers longer life...
$111.68 - $146.77

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Bi-Directional Water Pump,GM Big Block, WP 1900

Bi-Directional Water Pump,GM Big Block, WP 1900

Mfr. API Marine | Mfr No. WP1900

API New Bi-Directional Water Pump,GM Big Block, WP 1900...
$165.00


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Water Pump, GM 8.1L Engines, WP 2000

Water Pump, GM 8.1L Engines, WP 2000

Mfr. API Marine | Mfr No. WP2000

API New Water Pump, GM 8.1L Engines, WP 2000...
$198.33


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OMC Exhaust Hose

OMC Exhaust Hose

Mfr. O.M.C.

OMC Exhaust Hose...
$37.01 - $38.07

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OMC Impeller Housing - King Cobra 1993-1995, # 3854071

OMC Impeller Housing - King Cobra 1993-1995, # 3854071

Mfr. O.M.C. | Mfr No. 3854071

OMC Impeller Housing - King Cobra 1993-1995, # 3854071...
$51.76


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Water Inlet Hose, OMC Cobra 4.3L, 911830

Water Inlet Hose, OMC Cobra 4.3L, 911830

Mfr. O.M.C. | Mfr No. 0911830

Water Inlet Hose, OMC Cobra 4.3L, 911830...
$28.90


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Waterpump Belt, 3852348

Waterpump Belt, 3852348

Mfr. O.M.C. | Mfr No. 3852348

  • Replacement belt for OMC 5.8ltr EFI Cobra
$27.10


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Volvo/OMC 3.0L - 8.2L Water Pump - G9903

Volvo/OMC 3.0L - 8.2L Water Pump - G9903

Mfr. Sherwood | Mfr No. G9903

Replaces Volvo part number 3855079. Fits Volvo Penta 3.0L & 8.2L engines.
$455.84
On Sale


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Impeller Plate, OMC Sterndrive/Cobra, 18-3121

Impeller Plate, OMC Sterndrive/Cobra, 18-3121

Mfr. Sierra / Seastar Solutions | Mfr No. 18-3121

Impeller Plate, OMC Sterndrive/Cobra, 18-3121. Replacement for Sterndrive/Cobra Inboard/Outboard #911703. Cobra cooling system...
$14.62
On Sale


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OMC Sterndrive/Cobra Short Water Pump Shaft, 18-2185

OMC Sterndrive/Cobra Short Water Pump Shaft, 18-2185

Mfr. Sierra / Seastar Solutions | Mfr No. 18-2185

OMC Sterndrive/Cobra Short Water Pump Shaft, 18-2185. Replaces: Sterndrive/Cobra Inboard/Outboard #909753...
$138.34
On Sale


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Thermostat Housing 4 & 6 Cylinder Gasket, 149876

Thermostat Housing 4 & 6 Cylinder Gasket, 149876

Mfr. Sierra / Seastar Solutions

Thermostat Housing 4 & 6 Cylinder Gasket, 149876. Replaces: Mercury/Mariner Outboard #27-814680...
$1.76 - $3.56

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Water Pump Gasket - Jabsco 3101-0000, Johnson 3298-0000, OMC Sterndrive/Cobra

Water Pump Gasket - Jabsco 3101-0000, Johnson 3298-0000, OMC Sterndrive/Cobra

Mfr. Sierra / Seastar Solutions | Mfr No. 18-3125

Lifetime warranty on Sierra Water Pump Gaskets and other Sierra Engine Parts. Thousands of engine parts, lowest prices. OEM and Sierra engine parts technicians available.
$3.77


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Water Pump Gasket, Ford V-8, Mercruiser 27-56880, OMC 3852824

Water Pump Gasket, Ford V-8, Mercruiser 27-56880, OMC 3852824

Mfr. Sierra / Seastar Solutions | Mfr No. 18-0147

Water Pump Gasket, Ford V-8, Mercruiser 27-56880, OMC 3852824. Lifetime warranty on Sierra Water Pump Gaskets and other Sierra Engine Parts...
$15.44


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Water Pump Housing, Sterndrive/Cobra - 18-3119

Water Pump Housing, Sterndrive/Cobra - 18-3119

Mfr. Sierra / Seastar Solutions | Mfr No. 18-3119

Water Pump Housing, Sterndrive/Cobra - 18-3119. Replacement for Sterndrive/Cobra Inboard/Outboard #983298. Sterndrive/Cobra cooling system...
$65.28


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Sending Unit Assembly, OMC, 3852029

Sending Unit Assembly, OMC, 3852029

Mfr. O.M.C. | Mfr No. 3852029

Sending Unit Assembly, OMC, 3852029...
$30.31


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Johnson / Evinrude, Impeller Assembly

Johnson / Evinrude, Impeller Assembly

Mfr. Johnson / Evinrude / OMC | Mfr No. 3854072

Johnson / Evinrude, Impeller Assembly . Low prices and fast, worldwide delivery...
$77.71


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OMC Cobra Drive Impeller (upgrade) - 986465

OMC Cobra Drive Impeller (upgrade) - 986465

Mfr. O.M.C. | Mfr No. 0986465

OMC Cobra Drive Impeller (upgrade) - 986465. Fits '87-'90 2.3L...
$25.01


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Water Pump Kit, OMC Sail Drive, 389105

Water Pump Kit, OMC Sail Drive, 389105

Mfr. O.M.C. | Mfr No. 389105

Water Pump Kit, OMC Sail Drive, 389105...
$68.00


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Products: 1 - 40 of 40
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Post a question or comment about OMC Inboard Cooling System to our online boating community.
Question
freshwatercooling

what does system include for a460 king cobra

Submitted by: barry
Answer

The San Juan Closed Cooling Kit for the OMC 460 King Cobra comes with the heat exchanger, thermostat, thermostat housing and all hardware needed to complete the installation.


Question
Heat exchanger

I’m looking for a full system heat exchanger for an inboard Chevy 350 with Volvo Penta outdrive. was looking at the #196273 or manufacture #4068F. Is this an appropriate system, what is inicluded and our there other issues to be concerned with?

Answer:

We are going to need some more information. We need to know a few things first. What is the year model and is it carbureted or fuel injection?

_

Submitted by: Tim

 
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