Balanced & blueprinted big block 505CI, 550HP,601 ft lbs torque on Dyno. 4340 Scat hemi 8 bolt stroker crank & H beam rods, .030 over JE forged pistons 10.5 to 1, Comp cam solid lifter 540 lift, Holley 870, Edelbrock 84CC heads, Edelbrock Performer RPM intake, MSD Pro Billet Dist, coil, wires, 6A ign box, ARP fasteners, Milodon oil system, TTI 2" long tube headers & 3" exhaust. 727 full manual reverse pattern valve body, 9" 4000RPM stall speed converter, 3.91 sure grip rear.