Chevy GM LS1 2pc Fabricated Ram Air 98mm 4 Bolt EFI Intake Manifold Black Other features include a flush

Other features include a flush mount

1966-83 trucks and Suburbans

This manifold will typically produce more power than any similar competitive manifold due to larger ports and runners

Dual distributor holddowns

valve stem seals

Chevy GM LS1 2pc Fabricated Ram Air 98mm 4 Bolt EFI Intake Manifold Black Other features include a flushThe GM LS1 Modular Ram Air Intake Manifold was designed for high performance applications where induction system height is not limited. Couple this Hi Ram intake with the high flowing LS1 style cylinder heads has outstanding potential for naturally aspirated and forced induction applications. The runner length and the tapered cross section were designed to perform well for a wide range of engine configurations.