
This product is no longer available. Please call customer service for assistance at 1-800-345-4545.
- Valley Cover Plate
- 1997-2004 Chevy LS1/LS6
- Gen III LS
- No knock sensor bosses
Installation Notes - Plate Includes a breather boss that will need to be drilled and tapped for those retaining a stock LS6 breather setup.
- Works on LS1/LS6 or any Gen III LS that has been converted to carburetor.
- Will not work with LS2,LS7,LS3,LSX or any Gen IV engines.
Since founder Vic Edelbrock Sr. began building performance intake manifolds in 1938, Edelbrock has grown into one of the most trusted names in American high-performance parts, from carburetors and intake manifolds to cylinder heads, crate engines, and EFI systems. JEGS has spent decades supplying Edelbrock components to racers, engine builders, and street enthusiasts, backing this extensive lineup with in-house technical support, fast shipping, and a Price Match Guarantee so you can choose proven Edelbrock parts with confidence.
High-Rise Airflow Engineered for LS Street and Performance Builds
Edelbrock Performer RPM Intake Manifolds for LS Chevy engines combine Edelbrock’s decades of airflow engineering with a high-performance dual-plane design built to enhance throttle response and power across a broad rpm range. Constructed from durable aluminum and developed through extensive dyno and street testing, these manifolds feature optimized plenums and runner geometry that support strong torque and horsepower from approximately 1,500 to 6,500 rpm. Designed to work with a square-bore carburetor and compatible with a wide range of Gen III and Gen IV LS platforms, Performer RPM manifolds provide reliable fitment, consistent airflow efficiency, and the proven performance pedigree that builders trust for street, retrofit, and high-output LS engine combinations.


