Engine, 414 stroker, dynoed at 512hp and 525tq through a set of 1 3/4 hookers. I ran it for a while through a pair of Dougs and ran very consistent 7.17 @ 95mph in the 1/8, with a best 7.06 through a 2 1/2 x pipe exhaust with cutouts. 1.55 60'.
I installed some hooker 5303 1 7/8 headers, but...