I only use the stant super stats, the spring type, they seem to respond the best and flow great.
It sounds like bad stats to me. I would rule that out before anything else. Yes, on having X number of them bad in a row.
Have you retorqued the heads after initial fire up? What kind of head gaskets?
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1970 GTO Judge Tribute Pro-Tour Project 535 IA2
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1971 Trans Am 463, 315cfm E-head Sniper XFlow EFI, TKO600 extreme, 9", GW suspension, Baer brakes, pro tour car
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