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  1. Mac525

    Don S

    Hey Don can you an a How to purge air from closed cooling in the how to section this may give people who have to drain there closed system the proper way of purging all the air and hopefully get rid of "im over heating" posts. thanks
  2. Mac525

    2008 350 mpi mag timing

    Hi all I need some help I have a new distributor for my 350mpi mag and I can not find the proceedure for setting the initail timing from #1 tdc the serail # for the motor is 1a075822
  3. Mac525

    Bravo two prop identification

    I have a four blade ss 18.5 inch diameter by ? pitch the only marks on it are 48 83488216 22 Can any one tell make and pitch by these numbers PS it has a press in rubber hub
  4. Mac525

    prop pitch vs gearing?

    Just wondering why the other thread was closed???? Any how the other big consideration is cavitation of the blades and blade tip speed, which will affect what gearing will work best. These factors might be why the one test with the two lower units resulted in a better option with the lower...
  5. Mac525

    leg #'s

    Is there some where I can search my leg and engine numbers leg 0w900649 engine 1a075822 ? 4-44c06mu 350 mpi mag bravo c I,m looking for the gearing and the wot max rpm
  6. Mac525

    New power which prop

    Hi guys I have and 1972 Zeta 24 that Im repowering with a mercruiser 2008 350 mpi mag and a bravo 2 leg with 2.0 gearing. 24 feet 24 degree dead rise fully loaded with gear and 55 gallons of fuel ot will be around 5500lbs. I would like to put a stainless prop on and there are not many to be had...
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