BMW Mini r50 r52 r53 Crankcase Vent Valve Pressure Reg Crankcase Vent Valve Pressure Regulating Valve Brand NEW part with full 1 year warranty. BMW Mini part# 11 12 7 829 990, note the mid-year splits. Genuine BMW Mini part, recently made: not been lying around. NOTE: fits through 06/2004 PRODUCTION date. Not sure about your car? email us your VIN to confirm.