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  1. M

    4.3 vortec

    Does any one know what cam is in the new vortec marine engine. I looked up GM's cam spec's. They are 224 I 224 E at .050 and 450 I and 460 E.
  2. M

    70+mph Alpha 1

    Any one ever heard of the nose cone seperating from the lower unit and where you can get just that part instead of the lower housing.
  3. M

    Alpha 1 Engine coupler

    Can you slide the engine ahead enough after you pull the outdrive off to remove the bell housing, and get to the coupler ?
  4. M

    Hey Bondo

    About the prop question you answered. My boat is a 21 foot sportcraft. 4500 pounds. Would switching to a 16 inch from a 15 inch help push that big boat any better. The engine is only putting out 175 hp. It runs 32 mph with a 15 x 17 prop . It seems to take for ever to plane out.
  5. M

    Alpha 1

    What is the largest diameter prop that will fit a alpha 1 gen 1 ?
  6. M

    4.3 water pump

    I am ordering pulleys for my engine. Is the water pump considered a chevy small block short or long?
  7. M

    How fast is too fast for a alpha 1

    We took my brothers boat out this weekend. Hand held GPS read 68 mph. 454 chevy, bravo drive coupler. Engine only turning 4200 rpms with a 14" x 21 pitch prop.
  8. M

    mercruiser couplers

    Has a alpha and a bravo got the same size shaft and splines in the coupler.
  9. M

    high horsepower alpha 1

    Anyone heard of a front nose cone seperating from the front ot the lower unit on boats traveling over 75 mph.
  10. M

    alpha 1 outdrive

    My brother is buying a 87 checkmate with a 454 400hp and it has a alpha drive instead of a bravo. this is the third drive put on the boat. Can you bolt a bravo drive on after removing the whole assembly, or is there drilling envolved ?
  11. M

    1988 4.3 roller cam Mercruiser

    Does any one have the specs on this cams. I want to get more power from my engine
  12. M

    4.3 mercruiser cam question

    Is a 1988 4.3 mercruiser got a roller cam in it ?
  13. M

    how many of you own a sportcraft boat

    I have a 1988 sportcraft 210 fisherman. Does anyone have a 210 eagle. I need the measurements on the passenger side seat seat stand.
  14. M

    sportcraft 210 fisherman 1988

    does anyone out there have one like mine please reply ?
  15. M

    sportcraft 210 fisherman 1988

    does anyone out there have one like mine please reply ?
  16. M

    4.3 175hp

    is it so simple to just bolt on the 4 barrel intake and carburetor to make my engine 190 hp?
  17. M

    snap on boat cover

    I have a 210 sportcraft 1988. I have seen several pictures of these boats on the internet. Can any sportcraft boat owners help ?
  18. M

    sportcraft boats

    Does anyone know if someone bought sportcraft boats since they went bankrupt ?
  19. M

    winterizing 2.5 omc

    1982 renken Does water stay in the lower unit, or just the engine. Does the impeller in the lower unit draw water thru engine or does it have a water pump too ?
  20. M

    120hp omc, 400 sterndrive

    Before I buy this boat is there any problems with these outdrives and can you still get parts. The boat is a 18' renken with cuddy cabin.
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