and racing teams

Improved oil flow and distribution

The ARP 201-4303 head stud kit is custom-designed for the BMW S54 inline 6-cylinder engine and serves as a replacement for the BMW head bolts 11127831862 commonly found in E46 M3 and E36/7 Z3 M Roadster

1mm  Valve Lift  Application  270° Intake / 265° Exhaust   12

5150's Calico-coated bearings deliver longer-lasting performance and enhanced durability

ECUMaster PMU16 Power Management Unit M30B35 and racing teamsPMU16 Power Management Unit Please note, a USB to CAN cable or equivalent is required to program the PMU. Decades ago, the critical electronic components in a race car were the ignition coil and points. Race cars now feature advanced engine management systems, antilock brake systems, paddle shifters, dataloggers, radios, electric pumps, fans, and lights. All components need to be controlled at the correct moment, and all components require circuit