Thread: 1979 Chevy C10 454 spark plug gap
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Old 05-06-2014, 09:32 AM   #2
willett
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Join Date: Nov 2008
Location: North Vancouver, BC
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Re: 1979 Chevy C10 454 spark plug gap
.035 for points, .045 for hei That's straight from an old GM mechanic I work with.
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-78 K20 Cheyenne 454 long box, 4" lift, 35" MT's, '84 cab, '80 box

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