Precision Spring Seats: Designed for exact compatibility with S58 engines for optimal support

and CSF is here to keep you cool

Finite Element Analysis (FEA)

Custom 5150 x CP-Carrillo Pro-Xtreme Connecting Rods Compatible with standard B58 Rod Bearings

NEW OEM BMW crankshaft for the N63/S63 4

E46 M3 7.25” Cerametallic Clutch-Flywheel Assembly 1303911 Precision Spring Seats: Designed forTilton Engineering 7. 25 Cerametallic Clutch Flywheel Assembly for BMW E46 M3 (S54) Designed specifically for the BMW E46 M3, Tiltons 7. 25 cerametallic clutch flywheel assembly offers a significant weight reduction and performance upgrade over the factory 36. 6 lb unit. Weighing just 16. 2 lbs, the 2 plate configuration sheds over 20 lbs while delivering increased torque capacity and improved durabilityideal for aggressive street builds and track