MerCruiser Freshwater Closed Cooling Kit Heat Exchanger Mount Bracket 74632A1 80hp You will need to install

You will need to install your existing trim lines on these

everything moves

but still is interchangeable

Yamaha Part Number: 68D-G5300-00-4D

7L 4-cylinder 1976 1977 1978 1979 1980 1981 1982

MerCruiser Freshwater Closed Cooling Kit Heat Exchanger Mount Bracket 74632A1 80hp You will need to installItem Details MerCruiser Mounting Bracket Set Pair for Freshwater Closed Cooling Heat Exchanger (Port Left & Starboard Right) Original Paint Foam Pads should probably be replaced, but pretty much any 3M sticky foam product should work for this. Part Numbers Included 74633A1 74633 (Port) Mounting Bracket 74632A1 74632 (Starboard) Mounting Bracket Compatibility MerCruiser Chevy GM 305 5. 0L 228hp 898 V8 1981 1983 Using a closed cooling kit (74643A1)