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04-20-2016, 10:56 PM
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#1 |
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Registered User
 
Join Date: Dec 2012
Location: Vancouver, Washington
Posts: 1,644
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Spark plug question
Does anyone know if the Accel 8197 plug is a hotter range than my current Accel 437s plugs? Holley site doesn't indicate. The 437s is listed as 6. Many thanks
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1968 Chevrolet C/10 LWB - 327, TH350 - 4/5 Drop |
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