Reply to "spark timing"

quote:
Originally posted by T.Solo:
I'm no expert but if the vacuume advance is connected to manifold instead of ported it would show higher timing at idle than the static setpoint. No?

Steve

That's correct, however as soon as you crack the throttle open it will drop back 20 odd degrees until engine vacuum returns. Can be handy if you have a big cam and a automatic trans.

3/1/141:41 PM

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