I have a customer with a 292 and that same cam. He only turned it to 4800 rpm on a engine dyno. 450HP and 497 ft lbs tq. The tq was still peaking at 4800. I suspect his boost was also creeping. He said it was 12 PSI.


Inliner Member 1716
65 Chevelle Wagon and 41 Hudson Pickup
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