Edelbrock Chevy LSR SB Super Victor Dominator EFI Intake ManifoldEdelbrock part #28235 Super Victor LS R EFI two piece manifold is intended for LS R high performance race applications operating in the 8,000 rpm range utilizing Edelbrock LS R CNC cylinder heads #770468. The single plane design features a 4500 series throttle body flange and is capable of producing near 1,000 hp. This Manifold features machined fuel injector bosses for EFI applications. LS R fuel rail kit, #3510, is available separately. Port exits