GM Magnum Series Cam & Lifters Kits by Comp Cams
Part #: CL11-318-4
It needs 9.5:1 compression, 2800 stall, headers and lower gears. It has a choppy idle
Part #: CL11-604-5
Cam/Lifters;Chevy Big Block 396-454
Part #: CL12-223-4
Good power for street. It has a choppy idle. This lifter needs stall, likes headers and low gears.
Part #: Cl12-224-4
It has maximum street performance, a very rough idle and 3000 stall & 9.5:1 minimum compression. Also needs hears.