BMW M50 M52 S50 S52 Valve Spring Kit by Ferrea C15475-040 and Street applications

and Street applications

With support for up to 1

SP Components' reinforced H-beam rods are an exceptional choice for high-performance engine builds

2002-2005     Z4     3

82 A/R with 3" V-Band discharge

BMW M50 M52 S50 S52 Valve Spring Kit by Ferrea C15475-040 and Street applicationsFerrea Valve Spring Kit BMW M50, M52, S50, S52 Engines 80lb Seat Pressure Increase valvetrain stability and eliminate performance robbing valve float with the Ferrea High Performance Valve Spring Kit, engineered specifically for BMW M50, M52, S50, and S52 engines. This kit is built to withstand the demands of high lift camshafts and sustained high RPM operationconditions where stock springs fall short. Designed for High RPM Performance With a seat