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1969c10joe · 09-21-2016, 04:05 PM

i wont be able to check timing numbers today but i will retest write everything down should i question my vacuum gauge ?is 20 in hg really that unusual?

09-21-2016, 04:05 PM	#13
1969c10joe Registered User Join Date: Sep 2016 Location: lompoc ca Posts: 228	Re: HEI ignition secrets i wont be able to check timing numbers today but i will retest write everything down should i question my vacuum gauge ?is 20 in hg really that unusual?