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  1. Bluefin91

    Trying to find the right prop for my boat.

    I have a 1991, 19.5 foot Bluefin, Spectrum restoration boat that I am about finished with, It had no prop on it and I am trying to find something to go with it. it has an alpha 1 gen 2 outdrive. 130 Mercruiser engine I rebuilt . The boat is all aluminum. The prop is counter revolution, Left...
  2. Bluefin91

    Mercruiser 3.0 Motor

    What year did Mercruiser come out with a 3.0 and would a 1985 block interchange with a 1991. Thanks for any help.
  3. Bluefin91

    91 Mercruiser 3.0 block

    What year blocks are compatible with a 1991 3.0. Mine has a crack on the outside. The manifold also does. I found a 1985 relatively cheap. Not sure if the valve head and other components will fit. I am doing a complete overhaul on this project boat. The crank on the 1991 has a one piece seal...
  4. Bluefin91

    1991 Bluefin/Spectrum 19.6 Gas tank problem

    Does anybody know what type of 1/2 inch ID fuel line can be used on the inside of a inboard / outboard gas tank? It is for the pickup and vent hookup. I don't know if regular fuel line will work.
  5. Bluefin91

    1991 Bluefin/Spectrum 19.6 Gas tank problem

    I am completely restoring the boat and ran into this problem. Took the tank out to clean and cannot figure out how the vent works. The long tube goes inside the gas tank. Just wondering what keeps gas from getting into the vent either by splashing around or when getting filled. The pictures are...
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