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JRider

05-22-2017 06:26 AM

Spark plug gap? Roots blown 548

Looking for information on spark plug gap. Motor is a 548 with Dart 360 aluminum heads, low compression and 8.5 psi boost. Plugs are Autolite Racing 3934. What should I be running for gap?

snapmorgan

05-22-2017 09:12 AM

MSD ignition? They like .035

JRider

05-22-2017 11:20 AM

Quote:

Originally Posted by snapmorgan (Post 4555953)

MSD ignition? They like .035

Yes, MSD Digital.

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