i have a 350 bored 60 over speed-pro pistons 10.0 comp floated pins dart iron eagles heads 64cc 2.05/1.60 roller rockers1.5 with trw i-beam rods .480/.480 lift cam 750 holley how much hp do u all think it will make and do u all think i need to change i want it for a race car 18 of a mile