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  1. #1
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    What Powerheads will bolt onto a 150/175 Optimax??

    What 2.5 powerheads will bolt onto an Optimax. Carbed or efi, just curious. Just bought a 20' Seebold Ski Eagle with a 150 Opti with a 175 ecu and want to upgrade. Opti already has a 20" lower with a cone and lwp.
    Past boats:
    Hydrostream Vector 200 Black max
    Hydrostream Vking 2.5
    '31 IMP w/ twin 454's
    '29 Formula SR-1 292 w/ 502's

    Current holes in the water:
    '20 Seebold Ski Eagle w/modded Merc 250 efi
    42' Fountain w/triple 675hp n/a
    '19 Bayliner Trophy CC w/150 Optimax

  2. #2
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    Jun 2011
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    Nobody? Come on, someone must know.
    Past boats:
    Hydrostream Vector 200 Black max
    Hydrostream Vking 2.5
    '31 IMP w/ twin 454's
    '29 Formula SR-1 292 w/ 502's

    Current holes in the water:
    '20 Seebold Ski Eagle w/modded Merc 250 efi
    42' Fountain w/triple 675hp n/a
    '19 Bayliner Trophy CC w/150 Optimax

  3. #3
    Join Date
    Jul 2002
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    FT WORTH, TEXAS
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    the cooling system on the dfi has some different plumbing on it , i just sold a 2000 efi to a guy who blew a 2006 dfi twice i had to change the exhaust adapter to the old style there was some plugging that needed to be done i did not remember which was what on the air dump and water routeing so i just changed adapter all was well

  4. Thanks Oneidalaker65 thanked for this post

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