Spark Plug Gap

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10-06-2012, 01:03 PM

Duncan_GT

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Spark Plug Gap

I have Autolite 3924's. The motor is 9.7:1 compression. For a 393 stroker, what would you recommend the spark plug gap to be?

10-06-2012, 10:28 PM

Venomantidote95

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.054 unless you plan on nitrous then .045 should be good if you have an msd box~!

10-06-2012, 10:45 PM

Duncan_GT

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Thats what I was going to go with, the .054 but just wanted a second opinion. I have a stock coil and an MSD ignition box and dizzy

10-06-2012, 10:46 PM

Venomantidote95

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You will be fine...

10-06-2012, 11:11 PM

Duncan_GT

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Thanks bud

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