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  1. 4

    outdrive interchange

    Ok I have a 76 mercruiser 165 pre-alpha and I have found an outdrive from a 89 alpha-1 gen. 2 with the same ratio. Will I be able to use the newer drive on my older setup? thanks Clayton
  2. 4

    sterndrive ratio

    Ok I know I need to keep my ratio close to what my boat came with. But if I find another drive what differance will it make going up or down a little. I have a 1:65.1, if I use a 1:84.1 will I gain low torque and lose some top speed. If I have to use a differnt ratio is it better to go up or...
  3. 4

    marine & automotive engines

    Ok guys I have a mercruiser 165hp chevy 250 motor that has a number of cracks(more than toes and fingers) in the block. Can I use a regular automotive block? What else if anything can I use? Whats the differance in gaskets, I understand stuff like exaust gaskets but what about others like head...
  4. 4

    What stern drives can I use?

    I have a mercruiser 165r pre-prealpha drive on a 77 glastron and was wondering what other drives are interchangable if any. I was also wondering what differance gear ratio would make?
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