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Thread: "Name That Outboard"

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  1. 02-23-2009 #11
    Mark75H
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    Quote Originally Posted by Tomtall View Post
    Many of the four stroke outboards and the two stroke snowmobile applications use duel coil wires with one trigger input. The plug will fire at TDC and BDC.
    Onan's old stone age CCK series generators (I think starting in the 40's or 50's) did the same thing in 4 stroke mode; both plugs fire both times, but it doesn't matter to the one with both valves open
    Last edited by Mark75H; 02-24-2009 at 09:40 AM.
    Since 1925, about 150 different racing outboards have been made.

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