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The Edelbrock Performer RPM Top End Kit #2058 is a matched package for 1965–76 Big-Block Oldsmobile 400–500 V8 engines, including an RPM intake, Performer RPM heads, hydraulic cam and lifters, timing chain, bolt kits and gaskets. Tuned for street use across 1,500–6,500 rpm, this kit produced 450 HP and 541 ft·lbs on a 455 c.i.d. test engine with 9.5:1 compression, providing a ready-made top-end solution where component compatibility matters.
Edelbrock Power Package Top End Kit Performer RPM Oldsmobile 1965-1976 400-500 Big Block V8 450+ Hp
