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  1. C

    4.3 mercruiser with alpha 1 gen 2. High RPM low power.

    Took my boat out for the first time this season. Ran great for a couple hours but after a couple runs at tubing the boat wouldn’t go above 10 mph. The RPM at full throttle is around 4500-5000rpm like normal but is only going 10pmh. I replaced the engine coupler last year after it completely...
  2. C

    No power the dash

    None of my gauges are working on my 2002 caravelle 4.3 v6. I jumped 12v from my fuse box to one of the purple wires on the back of the gauges. They all started to work again so I know the problem is that I’m not getting 12v to the gauges. I traced the purple wire all the way back to the engine...
  3. C

    Mercruiser 4.3 starter

    Can I use the starter that goes on a chevy s10 since the mercruiser 4.3 is the same thing? If so how do I wire it up because i noticed my boat starter has an extra pin on the solenoid?
  4. C

    Distributor vacuum hose

    There is a nipple on my mercruiser 4.3 v6 distributor that looks like a vacuum hose is suppose to connect to. If so where does it go to? If not do I just cap it?
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