"I have a 1977 28 Luhrs with a
"I have a 1977 28 Luhrs with a single Chrysler 318 that is driving me crazy. It will start up and run fine head out at 2500 RPM for 15 minutes and then it sputters and bogs down. I can only crawl at idle speed in forward or reverse, I cannot throttle up at all or...