Description
Saleen Ford F150/Harley Davidson S331 5.4L 3V S6 Supercharger head unit. Head unit is fully rebuilt with all new bearings, seals, carbon fiber coupler, ceramic coated rotors, new supercharger gears, bypass valve, your choice of pulley, pulley bolts, ceramic JB Performance Supercharger Oil, and supercharger to head gaskets. 6 month limited warranty on workmanship. No cracked or damaged housing. It does not include any other parts or pieces to complete a full kit.
If you have a damaged head unit, you may send it in for good parts trade on this head unit. Contact us for details.

Front rotor bearing plate
Whipple vented pulley stud nut, rotor nut, 12 point ARP, 12mm
Replacement 17mm x 27mm rear needle bearings
Replacement Front Seal 30mm OD Pulley Hub 