ok i have 1550 to spen on my 87 stang 4 banger to 5.0 i have heads 70mm tb exhasut proflow intake and other stuff but i whanan do somthin thats goin to make me have like 400-450 horse thats it . i dont want NOS cuz thats a baby bottle for imports so wut u guys think i should do???i was think 347 stroker !!! i need ideas!!