1981 Pontiac Firebird Trans Am - #137674

* Highly modified LS3 * Twin intercooled turbos * LS7 dry sump oiling system * Ported LS3 heads * Forged pistons * Comp hydraulic roller cam * Schwartz custom fabricated headers * BeCool aluminum radiator with dual Spal fans and custom shroud * Billet aluminum serpentine accessory drive * Rick’s Tanks custom aluminum fuel tank with internal fuel pump * bore and an Eagle crank for 416 inches * The compression ratio is 9.0:1 with a set of forged Wiseco pistons * LS3 cylinder heads ported by Precision Engine and Machine. The heads flow 340 cfm at lift. * LS7 dry-sump oiling system * A pair of 66mm Tur-bonetics Hurricane Series turbochargers and built the intercooler using cores from Turbonetics. At 20 pounds of boost, the engine made 1,045 hp and 900 Ib-ft at the wheel. #rkmotors