ballanced and blue printed, 7.5.1 forgies ,larger valves and springs, but i stuck with a stock cam for now. As for bolt ons 2 1/2" Xforce exhaust, cai and 4" intake pipe 42lbh injecters and a 10 psi pully thats it. Youve got me thinken now might try find a XU6 ecu and put it back right.