i have a 73 duster with 360 motor was built up to 300 hp without all my addons .30 over edelbrock intake, 600 eddy carb, hooker headers in front of 2 1/2'' exhaust with h pipe and dynomax super turbo mufflers , pertronix ignitor 2 flame thrower coil, mild cam, 355 suregrip, trans pak in 904...