The COMP Cams XR270HR-13 SK camshaft kit ships with camshaft, lifters, timing chain set, assembly lube, decals and instructions. It targets engines seeking strong mid-range power and header compatibility; the description notes that custom tuning is recommended to realize the cam’s potential. The kit approach supplies matched parts to support installation and subsequent tuning work.
COMP Cams Camshaft Kit CBVI XR270HR-13