Re: How Important is OMC Ignition Timing?

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May 6, 2015 at 7:43 am #15425
legendre
Participant

    And since we’re on the topic.. I’m still waiting to hear from one of the experts, where an OMC motor should +precisely+ time, with respect to crank position.

    In this case, it’s specific to the Johnson TD20 – where (in terms of degrees, mm or inches) should the spark occur?