Quote:
Originally Posted by Chicagogoat
I used to know a chebby guy. He had a 71 Chevelle 496 rectangular port iron heads, low rise single plane, Dominator, solid roller cam 11:1 CR. Ran 11.40's every outing at the track. But it wasn't immune to engine troubles. Broken valve train hardware, very rough idle, can't hang in traffic, overheating
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No surprise there!
Here is a far better PROVEN combo.
Downsize to a 454
Factory iron OVAL ports, 2.19 / 1.88 installed and bowl work.
9.5 compression
Ultradyne hyd flat 231/239 - 110 LSA - .555/.570
Edel RPM
HP 1000 Carb
1.75 inch headers
4.10 rear axle.
11.4 @ 115 in a 3800 lbs car