Re: Top speed with 18hp Evinrude on 14′ aluminum

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January 12, 2017 at 4:27 pm #50890
david-bartlett
Participant
    quote stephenspann27:

    This is a shot of one of the pistons from the powerhead I’m using

    I think this pic shows most of your problem. Likely your compression is suffering a bit. The rest could be prop pitch issues.

    JMHO.