spark plugs

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03-10-2008, 11:41 PM

Jeff 86 GT

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spark plugs

what kind of spark plugs go in aluminum trick flow heads on a 302?

03-10-2008, 11:46 PM

Lysawy

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RE: spark plugs

NGK FR5 thats what i use....

03-11-2008, 12:32 AM

Jeff 86 GT

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RE: spark plugs

fr5 is the same as the autolite 3924 which is 1 step colder than the stock plug? Correct me if i am wrong
Thanks,
Jeff

03-11-2008, 01:37 AM

PJC Racing

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RE: spark plugs

Autolite 3924

03-11-2008, 07:31 AM

WhiteWindsor

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Location: Warner Robins,GA

Posts: 2,872

RE: spark plugs

I called their tech line a couple of years ago and they recommended the autolite's 3924 just like the other's said here.

03-11-2008, 09:21 AM

TrickFlowTech

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RE: spark plugs

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