Seat Pressure: 82lbs@41mm

Precision CNC-machined and tested in RK’s Texas facility

05mm Intake / 11

Whether you're enhancing your daily driver

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BMW M50 M52 S50 S52 Pro-Xtreme Valve Set | 5150 x Manley Performance gauge Seat Pressure: 82lbs@41mmThe Pro Xtreme Stainless Steel Valves from 5150 AutoSport, developed in collaboration with Manley Performance, are engineered for the most severe operating conditions in BMW M50, M52, S50 and S52 engines. These single groove, high strength stainless steel valves are designed exclusively with a 7 mm stem to withstand the demands of high boost, nitrous fed and high revving race engines. With dimensions of 34 mm intake and 31. 5 mm exhaust, these valves