Edelbrock Chevy LS1 Performer RPM Intake Manifold Only - Chrome Plasma FinishEdelbrock part #71187 CP Performer RPM LS1 intake manifold is designed for the popular Chevrolet LS1 (5. 7L) small block V8 originally used in 1997 and later Corvettes and 1998 02 Camaros and Firebirds. It also fits the Corvette LS6 engine and any other Gen III engine including the LM7 (5. 3L), LR4 (4. 8L), and LQ4 (6. 0L). It allows the use of a carburetor on these originally computer controlled engines, offering maximum power and a broad torque