CHE Bronze Alloy Intake Only Valve Seat Upgrade Edelbrock LSR Manifold in a bolt on near

in a bolt on near finished state

EFI version comes with - 12 fuel rails and mounting hardware

Testing has shown that leaving the opening on the manifold at its cast height and matching the sides works best

The CID LS3 BA intake manifold is designed for street

CHE Bronze Alloy Intake Only Valve Seat Upgrade Edelbrock LSR Manifold in a bolt on nearUpgrade any of our cylinder heads to CHE B1 Bronze Alloy Valve seat material. All standard finished cylinder head pricing comes with CHE Ductile Iron Valve Seats. Upgrading to CHE Bronze Alloys Valve Seats may be desirable in some applications. CHEs proprietary Blended Bronze Alloys have been developed specifically with valve seats in mind. They have extraordinary wear resistance and greater thermal properties than all other bronze alloys tested.