Super 40 - 3.00 Center In / 3.00 Offset Out - Aggressive Sound 1985-gmc-c2500-suburban-esi2957449 Camshaft - Xtreme Energy -

Camshaft - Xtreme Energy - Computer Controlled - Hydraulic Flat Tappet - Lift 0

Cylinder Head Bolt Kit - Hex Head - Stainless - Polished - Small Block Ford - Kit

1 - Aluminum / Steel - Black - Internal Balance - Ford Modular - Each

Spring Rubber - 80 Durometer - 5 in Barrel Springs - 1

141 in Thick - 1-Piece - Plastic Core Silicone Rubber - Driver Side Dipstick - Small Block Chevy - Each

Super 40 - 3.00 Center In / 3.00 Offset Out - Aggressive Sound 1985-gmc-c2500-suburban-esi2957449 Camshaft - Xtreme Energy -The Super 40 features Flowmaster's Delta Flow technology. It's larger case profile provides the best of both worlds of performance and sound. The Super 40 has that deep powerful sound of the Original 40 series but with all the benefits of performance and low interior resonance from the Delta Flow&reg technology. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.