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joe231 · 10-27-2010, 08:01 PM

I believe 77 or 78 is when they changed circuitry.
Before that they had the red epoxied components and they, AFAIK, are un-repairable.
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10-27-2010, 08:01 PM	#6
joe231 Registered User Join Date: Dec 2007 Location: Palmer, Alaska Posts: 13,821	Re: Tach from C60 to R10 ? I believe 77 or 78 is when they changed circuitry. Before that they had the red epoxied components and they, AFAIK, are un-repairable. Posted via Mobile Device __________________ *CHEVY ONLY*