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Old 08-06-2008, 11:27 AM
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Double Venom Double Venom is offline
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Join Date: Nov 1999
Location: Pentwater, Mi
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Reading sparkplugs-sure,"colortune" almost sounds like a infomercial? First thing that comes to mind is heat range. Wrong range plug will give you all the effects of a purple/blue flame as well as yellow and red.
Maybe somebody out there has personnal knowledge but not me-sorry.
DV
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