421 cubic inch small block Chevy by Performance Concepts, dyno spec's 520hp/529tq, AFR 190 heads, Crower roller cam, Crane roller rockers, Ross pistons, Cola crank, Eagle rods, 4 bolt splayed main caps, Edelbrock performer rpm, 850 cfm Demon carb, this car is an original California car, 16" Torque Thrust II's, 12 bolt 4.10 limited slip with Moser axles, much more to much to list.