408w combo
 

getting ready to fire up my new 408w that i rebuilt from the last one which put out 400hp and 380ft lbs, now i got some new parts that i hope will bring up the power, same block sportsman A351, machined, cast steel crank H-beam rods, alum pistons yielding 9.8.1 comp ratio,roush 200 heads flowing @.500 lift 250,180, .600 263,185, 206 int port cc's, 1.6 rollers, 7qt oil pan, comp cam custom grind hy roller 288-293-236-242-555-576-108, vic jr manifold, msd billet, 750HP, 1\3\4 supercomps, external balanced engine romac damper, hope for 450 to 475 hp and big torque which i need for street car, 69mach1. thanks.

Will you dyno the engine? If you have an opportunity, I would try a bit larger carb. If available. Might up a the power a bit.

Ron