Edelbrock Power Package Top End Kit Performer RPM Oldsmobile 1965-1976 400-500 Big Block V8 450+ Hp

This Edelbrock Performer RPM Top End Kit, part number 2058, is a comprehensive package designed to significantly improve the performance of 1965-1976 Big-Block Oldsmobile engines ranging from 400 to 500 cubic inches. What you get in this box is an Edelbrock RPM intake manifold, a set of Performer RPM cylinder heads, a hydraulic camshaft and lifters, a complete timing chain set, and an Edelbrock gasket set. This all-in-one solution takes the guesswork out of matching components for your engine build, ensuring everything works together for optimal results.

When installed on a 455 cubic inch engine with 9.5:1 compression, this kit demonstrated an impressive 450 horsepower and 541 lb-ft of torque. It's engineered to deliver improved performance across a broad operating range, from 1,500 to 6,500 rpm, making it well-suited for street applications. Edelbrock has been known for its Total Power Package systems for decades, and these Top End Kits bring that expertise into a single, convenient part number. This means you can trust that the intake, heads, cam, and other included parts are specifically chosen to complement each other, raising your engine's output without the hassle of sourcing individual pieces.

This kit is a substantial upgrade for your Oldsmobile big block. While it includes most of what you need to get your top end rebuilt and performing better, always refer to the manufacturer's installation instructions for specific details on assembly and any additional hardware or fluids that may be required for your particular application. Please note that this kit is not CARB approved and cannot be shipped to California.