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Old 01-25-2005, 08:38 PM
Chevy454 Chevy454 is offline
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Default Re: Fuel mix for my 69 Camaro L78

NGK R5671-A...I believe the heat range is "7". AC's killed our engine on the dyno, but when I plugged in the NGK's it picked it back up and cleaned up a couple cynlinders...go with either NGK's (preferance) or Autolites.
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