Put a .590 solid cam in, instead of the roller, buy a lighter set of rods and more converter, if it's race only. As is 530-550 hp, without knowing the weight tyre type and size, i wouldn't guess on et. Mick
69 Dart GTS 440 mopar .590 cam, Edelbrock heads, 3200# best et 6.45, 106.78, 10.14, 132.88 mph, 1.47 60ft best 60ft 1.36
