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  1. #1
    Join Date
    Apr 2005

    easy(and cheap) hp mods on a 502 mpi??

    i have a new to me mariah 302. it has a 502mpi with a bravo3. i'm wondering if there is any simple ways to squeez any more horse power out of this motor? i've got my eye on a procharger but till then like to get a little more power. wot is 4800rpm now with 26 pitch 3 blades. thanks for any advice!

  2. #2
    Registered excursion's Avatar
    My Boats:
    43SC Black Thunder
    Join Date
    Mar 2002
    Richmond Va

    Re: easy(and cheap) hp mods on a 502 mpi??

    I will be straight with you, dont bother!!!! Keep it stock and run the piss out of it.

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