Re: 1962 Evinrude 10hp Spark plug?

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August 6, 2015 at 4:40 am #21584
Anonymous

    The 1962 engine has a thermostat, so the "fun" thing to know about NGK plugs is that their "heat numbers" run in the opposite direction from Champion, so to replace a J4C, use B8S (not B4S!!)