with 8x faster communication speeds

Upgrading to Ferrea valve springs for your BMW S54 engine will ensure proper valve operation

Perfect for turbocharged

The included Calico-coated rod bearings feature an advanced anti-friction coating

Dual VANOS

Clutch Masters FX850 Twin Disc Clutch Kit, BMW E46 M3 Flywheel Option:Steel with 8x faster communication speeds850 Series Twin Disc Clutch Kit, 03040 TD8S Street and Race (TD8S) 1 sprung ceramic disc, and 1 fiber tuff rigid disc Born from Clutch Masters' decades of drag racing experience, the FX850 Clutch Kit is a 8. 5" (216 mm) Twin Disc clutch, ideal for engines transmissions with smaller bell housings. Born from Clutch Masters' racing technology, this kit seamlessly performs in high performance street vehicles as well as on the track. Engineered to