I have a 1978 270 weekender with 260 mercruiser, it starts and runs fine out of the water but under load it has no power and is popping through the carb. I have tried all tune-up possibilities including replacing points with mallory electronic replacement. I am stumped and not boating much, any...
Hello, my name is Don, I am currently the owner of a 1978 270 weekender. Beautiful boat with serious issues! Thanks for all the help. And Happy Boating.