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05-06-2014, 02:15 AM | #1 |
Registered User
Join Date: Dec 2013
Location: Sheridan WY
Posts: 29
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1979 Chevy C10 454 spark plug gap
I just ordered a set of autolite ap145 I can't seem to find information about gap on these. yes i know after talking to people I should have ordered ACdelco but these autolites is what my shop told me to order. they come factory gap at .035 but the chart on company site says they need to be .045 for my truck is this right?
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05-06-2014, 09:32 AM | #2 |
Another Day, Another Dollar
Join Date: Nov 2008
Location: North Vancouver, BC
Posts: 1,316
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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 "its hip to be square" |
05-06-2014, 09:33 AM | #3 |
Registered User
Join Date: Dec 2013
Location: Sheridan WY
Posts: 29
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Re: 1979 Chevy C10 454 spark plug gap
Thanks I have hei
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