Shop performance and replacement parts for the 6.4L HEMI V8 found in Dodge Challenger Scat Pack, Charger Scat Pack, Challenger SRT 392, Charger SRT 392, Chrysler 300 SRT, Jeep Grand Cherokee SRT, and Dodge Durango SRT models. Browse camshafts, lifters, timing components, gaskets, valvetrain parts, oil system components, ignition parts, and complete engine rebuild kits. Whether you’re maintaining a factory 392 HEMI or building a high-performance street and track engine, find quality 6.4L HEMI engine parts engineered for exceptional power, durability, and long-term reliability.