Olds 461, full roller motor. Ported Edelbrock Heads and Torker intake. Holley 950 HP Ultra Carb w/Ram Air system. Sump gas tank w/Holley Blue Electric Pump. TH-400 w/3500 stall. 4:11 Rear gear w/Auburn Posi and Quick Performance Axles. Best time so far is 11.70 @ 112 mph in the 1/4 mile.