This FE Ford High Energy hydraulic cam and lifter kit is a good upgrade for factory performance cams in 390-428 ci engines. It produces a noticeable idle.
Cam and lifter kit for FE Ford engines
CL-Kit includes cam, lifters, assembly lube, instructions and decals
Hydraulic High Energy: Good upgrade for factory performance cams in 390-428; noticeable idle
Valve spring upgrade required