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Old 05-18-2017, 12:22 PM   #5
davepl
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Join Date: Aug 2006
Location: Redmond, WA
Posts: 6,334
Re: HEI to factory Tac reads tooo Hi

I have this too, though only at low RPM I thought, so I assumed mine was from the multispark feature of the Petronix.

Anyone know if this inline filter will help with the Pertronix III reading high?
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1970 GMC Sierra Grande Custom Camper - Built, not Bought
1969 Pontiac 2+2 427/390 4-speed Coupe
1969 Pontiac 2+2 427/390 4-speed Convertible
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