Edelbrock Performer RPM Top End Kit for 1968–1979 Big‑Block Chrysler 440 V‑8 engines. Dyno testing produced about 482 HP and 528 lb-ft on a 440 ci engine with 9.27:1 compression, improving street performance from roughly 1,500–6,500 rpm. The kit bundles an RPM Air‑Gap intake manifold, Performer RPM cylinder heads, hydraulic cam and lifters, timing chain, complete bolt kits and an Edelbrock gasket set for simplified parts matching.
Edelbrock Total Power Package Top End Kit for Chrysler 440 Big-Block