Reply To: 1942 Evinrude Sportsman

[RICHARD A. WHITE]

JACQUES wrote:

the gap value itself is not as important as openning at the proper moment typically TDC    see video on timing on the conventional mags

http://www.youtube.com/watch?v=ga1Cjymj6ms&feature=youtu.be

Actually not TDC but before… you need time for the mixture to ignite…so spark must occur before top dead center.

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