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  1. 8

    Help with rebuilding the Carter Mechanical Fuel Pump on my 3.7 Mercruiser 470.

    Hello all. I have a 3.7 Merc. with the factory Carter Mechanical fuel pump. Went down to the local marina and they happened to have the diaphram/rebuild kit in stock however, it did not come with the gasket that seals between the filter housing top and the check valve section of the fuel pump...
  2. 8

    Removed Alpha 1 Stern Drive without shifting into forward.

    Hello all, I have an Alpha 1 Stern drive on my 1986 Rinker V180 with 3.7 Mercruiser. I recently pulled the engine to replace the coupler and then align the engine. When I pulled the STern Drive I forgot to put it in Forward gear. It came off easily but I was wondering if there is gonna be any...
  3. 8

    Idle adjustment, Idle set screw???

    Hello all, First off the basic info: 1986 Rinker V180, 3.7 Mercruiser (serial # A408965), 3.0 liter alpha one stern drive (yes I know thats not the correct stern drive), 14 x 19p prop (aluminum). I let the engine warm up today (175) and noticed I am idling a little high (1000-1100rpm)...
  4. 8

    HELP! Cant go over 2500rpm???

    Hello all. First off the basic info: 1986 Rinker V180, 3.7 Mercruiser (serial # A408965), 3.0 liter alpha one stern drive (yes I know thats not the correct stern drive), 14 x 19p prop (aluminum). So today I took the boat out for the first time on the water since I replaced the engine. The...
  5. 8

    Will this Prop fit?

    Hello again, another question for the Masterminds here on the site. I have a friend who has a 150hp mercury out board. He has a Quicksilver Laser II 25 pitch 3 blade prop. Will this prop from an out board work on my alpha one stern drive? I have a 3.7 mercruiser engine mated to a 3.0 alpha one...
  6. 8

    Mercruiser 3.7 Starting/Starter Question

    Hello all, new to the Forums. Have a question, well a few questions:-) I have a 19ft. Rinker with a 3.7 Mercruiser, I recently swapped out the engine for one that I pulled out of a parts boat i purchased. When I bought the boat the previous owner was able to start it up and let it run for a...
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