Edelbrock Performer RPM Top End Kit for 1957–1986 Small‑Block Chevy 350 V‑8 engines. This package produced 410 HP and 408 lb-ft on a 350 ci test engine with 9.5:1 compression and is tuned for street use across roughly 1,500–6,500 rpm. The kit includes an RPM Air‑Gap intake manifold, RPM heads, pushrods, an RPM camshaft, timing chain, complete bolt kits and an Edelbrock gasket set for matched top‑end components.
Edelbrock 410Hp Total Power Package Top-End Kit 1955 And Later SB-Chevy