Plunge cut heads with three angle valve job by Herb McCandless, bowls blended,2.14 intakes, 1.81 exhausts, Comp hydraulic 268 @ .050 .540 lift in at 105.5, pro magnum 1.6 rockers,(made .570 lift) 10.2 static compression, 8.37 dynamic, 35 degrees advance, M1 mopar single plane intake, reverse dome KB hyperutectic pistons all set at .046 by machining chambers flat, 2 inch headers, 750 holley. Peak torque at 5,000was 506, 535 hp at 6100 rpm. From 4200 to 5800 the motor stayed aboVe 480 torque.
I figure that isn't too bad for a juice cam 452 low deck motor on pump swill non oxy 92. The motor lost power trying to mix 25 percent race gas.
Ron at R&R dyno service in Spring Lake Park MN was really surprised it didn't detonate and the power it made on 92.