COMP Cams Camshaft Set F4.6 3V Mod. Bt2

Extremely rough idle, needs stroker motor and/or ported heads. Major hp gains to 6800 RPM. Best with 3.73+ gears and 2500 stall. Compatible with stock valve springs, requires cam phaser upgrade.

Big Mutha' Thumpr NSR 242/262 Hydraulic Roller Cam