
Secure Online Ordering!	[ Home ][ Contact Us ]
This web page is being moved. Please click here to see the new location. Thank you.

MerCruiser Inline 4 & 6 Cylinder

SeaKamp and San Juan Fresh Water (Closed) Cooling systems fit Chevy inline 4 and 6 cylinder engines. Fits all MerCruiser 120, 140, 2.5L, 3.0L, 151/181/250/292 CID Inline 4 and 6 cylinder engines. Extend the life of your engine and protect it from corrosion with this easy to install, quality built heat exchanger. Get better fuel efficiency through higher engine operating temperatures. Systems allows the use of hot water cabin heater. Winter draining of engine block is unnecessary. Zinc anodes prevent electrolysis. Workmanship and materials fully guaranteed by manufacturer. For general questions about fresh water cooling see our Question & Answer page. To place an order please use our secure online ordering.


MC327	SK 4004 & SK 4006	MC307

Click Below to Order	Product Description
SK 4004 4 Cylinder	Fresh Water Half-System, Complete (as shown above), Inline 4 Cylinder Chevy MerCruiser/OMC 153 & 181 CID, Model 120, 140, 2.5L, & 3.0L All years with v-belts. Kit is complete, nothing extra to buy. Kit mounts on floor next to the engine. Half system, fresh water cools engine block, raw water cools exhaust. System includes detailed installation instructions.
MC301 4 Cylinder	Fresh Water Half-System. Fits Inline 4 Cylinder Chevy MerCruiser 1968 and newer models with V-Belts. Kit is complete, nothing extra to buy. Remote mounted heat exchanger mounts to the floor next to the engine. Half system, fresh water cools engine block, raw water cools exhaust. System includes detailed installation instructions.
MC327 4 Cylinder	Fresh Water Half-System. Fits Inline 4 Cylinder Chevy MerCruiser 3.0LX 1997 to 1999 Models with V-Belts. Kit is complete, nothing extra to buy. Side mount kit; heat exchanger mounts to exhaust manifold. Half system, fresh water cools engine block, raw water cools exhaust. System includes detailed installation instructions.
MC333 4 Cylinder	Fresh Water Half-System. Fits Inline 4 Cylinder Chevy MerCruiser 3.0LX 2000-2004 Models. Kit is complete, nothing extra to buy. Side mount kit; heat exchanger mounts to exhaust manifold. Half system, fresh water cools engine block, raw water cools exhaust. System includes detailed installation instructions.
MC342 4 Cylinder	Fresh Water Half-System. Fits Inline 4 Cylinder Chevy MerCruiser 3.0LX 2005-2006 Models. Kit is complete, nothing extra to buy. Side mount kit; heat exchanger mounts to exhaust manifold. Half system, fresh water cools engine block, raw water cools exhaust. System includes detailed installation instructions.
SK 4006 6 Cylinder	Fresh Water Half-System, Complete (as shown above), Inline 6 Cylinder Chevy MerCruiser/OMC 153 & 181 CID, Model 120, 140, 2.5L, & 3.0L All years. Half system, fresh water cools engine block, raw water cools exhaust.
MC307 6 Cylinder	Fresh Water Full-System (Cools engine block and exhaust manifold), comes complete with heat exchanger, mounting bracket, thermostat & housing, gaskets, hoses, bolts, etc. Everything you need to convert a currently functioning raw water cooled engine to a full closed system (except the coolant). Heat exchanger mounts vertically in front of the starter. Fits all MerCruiser inline 6 cylinder engines 1970 and newer. Note: Using this kit may void the manufacturers warranty on the exhaust manifold.