Requires OEM Pilot Bearing or Bushing

Utilizing standard E46 M3 rotors requires 12 mm to be machined from the mounting boss of the caliper

These pistons are engineered to work seamlessly with the factory cylinder walls—no modifications needed

Coil Bind: 23

the ARP #201-4605 head studs are a great choice for BMW S14 engine builds and can provide increased reliability and performance

5150 AutoSport High Performance Rod Bearing Kit, BMW S85 CP-SC7514 Requires OEM Pilot Bearing or5150 AutoSport High Performance Rod Bearing Kit for BMW S85 Looking to replace the factory rod bearings in your BMW S85 engine? The 5150 AutoSport High Performance Rod Bearing Kit is the ultimate solution, providing everything needed to upgrade your connecting rod bearings and bolts in one comprehensive package. This kit directly replaces BMW part numbers 11217841609, 11217841610, 11217841611, 11217841613, 11217841614, and 11217841615 for rod bearing