The COMP Cams XE280Ph blower cam for Ford 4.6/5.4L Modular 3V is a max-effort blower profile delivering great mid-range and very high RPM gains up to 7000+. It creates a very rough idle and needs ported heads along with spring and phaser upgrades. Custom tuning is required; recommended supporting hardware includes 4.10+ gears and a 3200+ RPM stall converter.
COMP Cams Camshaft Set F4.6 3V XE280Ph