LT1 question

[comp-spec]

Im driving a 96 TA lt1 vortex blower 5 psi and nos kit I make 490 rwhp with everything esle stock (throttle body, injectors, exhaust, pcm, everything stock)with 130k I've put 70 k on it with the blower and running the nos for 2 years. The car runs 11.40's at 123 full weight.stock gear 342's and im crossing the line at 5700 rpm

[BRIAN]

Loyd Elliot and Bret Bruer will get you at the 400rwhp NA for a reasonable amount. Nothing like a matched custom cam and heads.