4500 LS SP INT EFI LS1 PORT W/FUEL R BLK

The Holley Single-Plane Race intake manifold is a two-piece split design for maximum performance and easy porting. It features shoulder bolt locators and an O-ring seal for simple, precise disassembly and reassembly. The manifold, with AN-8 fuel rails, fits Camaros with GM LS Gen III engines with cathedral port heads. It has a 4500 Dominator style carb flange for carburetors, EFI throttle bodies, or EFI throttle body elbows, and includes an LS MAP sensor port and other NPT plenum vacuum/air-temp sensor ports. Designed for high-performance/racing applications with 5.3 to 6.2+ liter displacements, naturally aspirated or with power adders, its large volume 4500 plenum and optimized runners support high-RPM engines (7500-8000+ RPM).