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Old 07-16-2010, 06:21 PM   #1
Piece of Work
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Spark plug & gap - HEI

What Spark plug & gap do you use for a 350 with HEI?
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Old 07-16-2010, 06:24 PM   #2
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Re: Spark plug & gap - HEI

I've had mine anywhere from 35 to 65 and settled on 50 for a good idle
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Old 07-16-2010, 06:30 PM   #3
marks1972
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Re: Spark plug & gap - HEI

I got mine set at 45. I am running accel header plugs so it will bring my wires off the headers.

the mark on the headers is where the wire were when i was using the AC R45TS
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Old 07-16-2010, 07:24 PM   #4
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Re: Spark plug & gap - HEI

ACDELCO AC45TS and .45 gap here.
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Old 07-16-2010, 11:37 PM   #5
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Re: Spark plug & gap - HEI

Quote:
Originally Posted by marks1972 View Post
I got mine set at 45. I am running accel header plugs so it will bring my wires off the headers.

the mark on the headers is where the wire were when i was using the AC R45TS
^This
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Old 07-16-2010, 11:50 PM   #6
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Re: Spark plug & gap - HEI

Sparkplugs depend on which heads you have.
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