I have a 22' boat with a 5.7L with raw salt water cooling and thru hull exhaust. It has had recent overheating issues which have been solved. But now i Have oil or fuel I think in the exhaust water when I start the boat. After running for 30 seconds it clears. The water is more dirty looking...
My 1986 22 Chaparral VIII boat has been running perfect until this spring. Used it six times this spring with no problems as usual and then all of the sudden it started to overheat. The temp gauge would shoot up and down like crazy. I noticed it would stop pumping water (through hull exhaust)...
