Sorry, its a SCATT forged bottom end 383, steel crank, stock heads (5 angle valve job, ported, seated, and de-bured)1.6 scorpion roller rockers, trick flow hardened pushrods, 32lbs injectors, 58MM tb, Full length headers, ported (stock) intake, cc503, MOROSO intake, magnaflow exhaust, built T-56 with SPEC 6 puck clutch. Im going to spray a 125 shot. The PCM was tuned for this setup by Jacob @ www.lt1pcmtuning.com.