Description
Rebuilt Roush MP90 polished supercharger head unit. Fits 4.6L Ford applications. This is a replacement head unit only. Your old unit can be traded in- working or non working.
Features the following:
- All new bearings and seals.
- New carbon fiber coupler.
- JB Performance Supercharger Oil.
- New pulley nut.
- JB Performance Lizard Skin Ceramic coating on rotors.
- Bypass valve and butterfly assembly are in excellent working condition.
- 1 year limited warranty.
Gaskets available in Roush parts section.

Replacement gear case bolt for G4, G5 and G6
Replacement brass butterfly plate bolts
Roush MP90 Rear Plenum Gasket for supercharger head unit 