Thread: 225 optimax ?

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  1. #1
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    225 optimax ?

    Can and opti powerhead bolt up to a 300 promax midsection ?

  2. Mercury 3L/4 Stroke/Verado Moderator EuropeanAM's Avatar
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    #2
    Bolt: Yes.

    Safely run this way: No. Exhaust tuner would need to be changed, and some modifications to the adapter plate (or replacement of it) would be required.

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