UPDATE: Changed prop and now it goes to about 4500rpm before overheat alarm sounds. Here is what the exhaust manifold cover gasket looks like. Motor will run in tank to about 4800rpm and overheat alarm never sounds. Out on the lake, the overheat alarm goes off at 4500rpm. We are changing this...
Hello All. I am new to the forum. In years gone by I fished alot and had kids, fishing slacked up some. This year I bought a 1988 Bass Buggy 20' Pontoon at what I thought was a good price and it came with a 1988 Merc 60hp. Motor runs out great, starts easy, compression was off slightly (120...