This is Not an Original Equipment Manufacturer (OEM) Part.
Days to Ship: Ships Today
Note:If it says “Ships Today” Orders placed M-F before 4pm Eastern Time will ship the same day. Orders placed after 4pm and on weekends will ship out the next business day.
470-Cv-Kit Mercruiser Heat Exchanger to convert the 470 from a 3" to a 4" heat exchanger. You may... Read More
470-Cv-Kit Mercruiser Heat Exchanger to convert the 470 from a 3" to a 4" heat exchanger. You may already have a heat exchanger on your engine. If you have a have a 3 inch cooler for this part that is likely 77319 or it could be 75959. If you have a 4 inch cooler already the part number is 99438. If you have no heat exchanger currently on your engine and you want to change to closed cooling or fresh water cooling this diehard engine, you can use this kit. If you have a 3 inch version and need more cooling, possibly experiencing some overheating, you can use this kit. Note that switching from the 3 inch 77319 to the 4 inch conversion kit will require you to change all of the hoses going to the heat exchanger.
The Mercruiser kit number for this engine is 41525. We also list this kit as the 470 conversion kit. They are the same item for us.
