C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

What Gap with MSD and ATI

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Old Oct 19, 2003 | 08:40 PM
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91superram
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Default What Gap with MSD and ATI

What gap on spark plugs with MSD and supercharger
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Old Oct 20, 2003 | 03:32 PM
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Default Re: What Gap with MSD and ATI (91superram)

Depends on how much boost. 6-8 psi you're good for .045" Anything higher and you'll probably have to back it down to 40 or as low as 35 max.
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Old Oct 20, 2003 | 04:14 PM
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Default Re: What Gap with MSD and ATI (vvv90)

i am 38 on mine
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Old Oct 21, 2003 | 05:25 PM
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Default Re: What Gap with MSD and ATI (krivera)

I was running .035 and one step colder plugs. I would agree you can probably push it to .038. Alot depends on the fuel and the intake temperatures...

Mo
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