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  1. J

    Volvo penta 4.3 running rich

    Hey all, Can’t seem to solve this one! I’ve got a 96 four winns sundowner with a VP 4.3GL. It’s idles poorly and is running rich, verified by fouled plugs and exhaust smell. All my plugs keep fouling matte but one fouls wet and smells like gas on cylinder 6. Compression holds at 175 in all...
  2. J

    Engine backfired and now won’t start

    Hi all, I have an 83 Sea Ray with an MCM120 2.5L and a first gen alpha one drive. I rebuilt the carb on day one and the boat would run great on muffs and would stay running in forward gear. On the water it would idle fine but would die with a bit of throttle in forward gear. I replaced the...
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