F-4X-145 ProCharger (Satin) with splined input shaft and threaded volute Dana 60 Rear Axle • Ensures positive retention of

• Ensures positive retention of wheel stud

8 rear and OEM housing ends

1975-1979 Skylark

1975-1979 Omega

Multiple bounces can damage headers

F-4X-145 ProCharger (Satin) with splined input shaft and threaded volute Dana 60 Rear Axle • Ensures positive retention ofF 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.