Thread: spark plug gap
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Old 09-02-2021, 11:53 AM
ta man ta man is offline
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Quote:
Originally Posted by 78w72 View Post
i am reducing the gap to .035 to see if i notice any improvements in starting or high rpm running.

what gap do you run & what ignition system do you have?
MSD 6AL, MSD Blaster 2 Coil and a junkyard GM HEI.

I've ran .045 for years.. The smaller gap has my interest peaked for sure I'm at about 10.8 to 1 for compression. Any slight aid in tuning always helps for sure.

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466 Mike Voycey shortblock, 310cfm SD KRE heads, SD "OF 2.0 cam", torker 2
373 gears 3200 Continental Convertor
best et 10.679/127.5/1.533 60ft
308 gears best et 10.76/125.64/1.5471