F-4X-145 ProCharger (Satin) with splined input shaft and threaded volute Dana 60 Rear Axle 1982-1986 Bonneville

1982-1986 Bonneville

Other Covers

Clear anodized and comes with coil-over kit and short adjustable rod end (Z)

1975-1979 Skylark

– 29 spline shaft

F-4X-145 ProCharger (Satin) with splined input shaft and threaded volute Dana 60 Rear Axle 1982-1986 BonnevilleF 4 SERIES SUPERCHARGERS 4000+ HP Welcome to the pinnacle of performance and durability: the ProCharger F 4X supercharger. A complete redesign from previous race models, the F 4X represents a massive collaborative effort to develop a system that is capable of 4000+ HP, while also maintaining the highest levels of durability. It is the pinnacle for racers looking for ultra high horsepower along with championship earning reliability and consistency.