How is this street/strip combo?

I have a 280Ar solid roller cam(along with the k-kit), dart pro 1 heads or maybe some world heads unxure of what heads i should choose, weiand dual plane intake with a 650 holley double pumper. Should i run a carb spacer. msd ignition and pro-billet distributor. hooker comp long tubes, into 3'' flow 40s as well as electronic exhasut cut outs for straight pipes block is bored .30 over with 10.5.1 comp pistons and rings. muncie m22 rockcrusher transmission 4.11 gear ratio. would like to know and est. HP and Tourqe RATING this is on a 78 camaro z28 325 50 15 drag radials w/235 60 15 ons the front hotchkis suspension package as well as sub frame connectors and lakewood ladder bars forgot to mention its a 4 bolt main