Freshwater Block Cooling System Kit, Mercruiser 4.3-5.8L, Serpentine Belt, '02-'06, SK 4808

Freshwater Block Cooling System Kit, Mercruiser 4.3-5.8L, Serpentine Belt, '02-'06
SKU: 527694
Mfg# SK 4808
UNIT: Each
Clearance Item Sold Out


Freshwater Block Closed Cooling System Kit SK 4808 will keep 2002-2006 Chevy based Mercruiser 4.3 V6 and 5.8 V8 (262-305-350-357 cid) carbureted engines with serpentine belt running at optimum temperatures. This block only cooling system includes SeaKamp's four pass heat exchanger.

  • Easy to install kit
  • Uses high efficiency four-pass heat exchanger
  • Improves fuel efficiency by providing a more uniform engine operating temperature
  • Adapts to the use of a cabin heater in cooler climates
  • Simplifies winterizing
  • Zinc anode helps control electrolysis
  • Allows for use of rust inhibiting antifreeze
  • Fully guaranteed materials and workmanship
NOTE: We need pictures of your engine before your Freshwater Cooling Kit can be built. We will contact you for these.

Extend the life of your engine while protecting it from corrosion with this EASY TO INSTALL, quality built, and uniquely designed heat exhanger cooling system.

Freshwater Cooling Kit designed for Mercruiser 4.3 - 5.7 Litre Engines.

This Seakamp full freshwater cooling system is designed for Mercruiser Chevy based V6 - V8 engines 262-305-350 C.I.D. stern drives from 1997 thru 2001.

Especailly designed to take advantage of the low capacity raw water stern drive engines. Heat exchanger has high efficiency four pass design.



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The length of the warranty may vary by product, please refer to your product for the exact terms and conditions of the warranty for your purchase.


  • Restocking charge will apply at a minimum of 25% for all product returned.
  • All Returns must be received within 30 days of recevipt of the order.
  • All Products are non-returnable if they have been installed.
  • Manufacturer defects reported within 30 days of receipt will be supplied a pre-paid label for return shipping upon approval.
  • Please contact Go2marine LFS Marine and Outdoor for Manufacture Defects, Returns and help with Warranties.