Thanks, PKRWUD, that makes sense to me. Does more cam overlap make lower cranking vacuum? I would assume that it does. Do you remove spark plugs to increase cranking RPM? Seems that would help make a more normal vacuum. Again, thanks for that input.
Rev
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'66 Coupe, 306, 350-375 HP, C-4, 13.07 e.t., 104.8 mph, 1/4 mi.
O.B.C. #2
'66 coupe
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