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Re: Setting timing on 4.3
I have a HEI dizzy. Not sure what kind of ecm stuff is on it? Thanks for the carb sray tip!
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Robert
Current:
1986 SWB Silverado 4.3 / TH400
Past:
1985 SWB Silverado 305 / TH350 - sold 1995
1987 1/2 ton Silverado - FI 350 / 700R4 sold 2007
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