Convert your GM LS engine from EFI to Non-EFI carburettor in retro-fit applications with this Aeroflow Performance Street low rise cast intake manifold. This single-plane intake manifold is designed to keep your air and fuel distribution going into the engine at a steady and even flow for maximum performance and efficiency. The carburettor-mounting pad is designed to accept aftermarket 4150 square-bore carburettors with either manual or electric choke options available on today’s market. Specifically designed to suit GM LS Gen III and IV engines equipped with OE or aftermarket LS1/LS2 cathedral port cylinder heads. This product is intended for carburetted, throttle body EFI, or port EFI applications.
• Fits GM LS1/LS2 Cathedral Port Engines.
• Non-EFI Applications.
• Fits GM LS1/LS2 Engines.
• Single Plane Configuration.
• RPM operating range - 2500 to 7000.
• Natural Cast Finish.