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martin53
PostPosted: Fri May 09, 2014 11:17 am 
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2 BBL ''SuperSix''

Joined: Sun Mar 17, 2013 8:43 pm
Posts: 23
Location: portales
Car Model:
Looking to Chang the spark plugs what's the gap to use. Its a 78 d100 225 super6
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Reed
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PostPosted: Fri May 09, 2014 11:20 am 
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Supercharged
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Joined: Sun Nov 03, 2002 9:20 pm
Posts: 13391
Location: Fircrest, WA
Car Model: 76 D100
Find the green and white emissions sticker on the fender, radiator supprt, or hood. Or just gap them to .040 and be happy.
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oldskoolracer
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PostPosted: Fri May 09, 2014 12:43 pm 
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EFI Slant 6

Joined: Sat Dec 03, 2011 9:06 am
Posts: 295
Location: Clearlake, CA.
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Factory plug gap is .035

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Reed
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PostPosted: Fri May 09, 2014 1:01 pm 
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Supercharged
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Joined: Sun Nov 03, 2002 9:20 pm
Posts: 13391
Location: Fircrest, WA
Car Model: 76 D100
I actually always run them at .045, even without an HEI conversion or high output coil. Never had a problem. .035 or .040 shouldn't be an issue.
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