This intakeallows you to install a four-barrel carburetor on a LS Series engine with cathedral ports (LS1, LS6, LS2). This cast aluminum open-plenum intake manifold accepts a 4150-style square-bore carburetor. There are also bosses for EFI injectors for custom applications. Bolts and instructions supplied.
Technical Note: Intake has boss's for EFI injectors not machined. An ignition driver is required.