adjustment/removal of under seat ducting or wiring may be required if used on full-interior cars

other adapters can be screwed into this regulator port (sold separately HERE)

- Lead-copper design for greater durability and easy tracking with oil analysis like Blackstone (recommended)

4L BMW M20 Stroker Kit is specifically designed for increasing displacement in BMW M20 engines

A speed sensor (sold separately) can monitor shaft speed

5150 AutoSport High Performance Rod Bearing Kit, BMW S50B32 Sirius adjustment/removal of under seat ductingOur 5150 AutoSport Rod Bearing Kit is designed to be a significant upgrade from OEM bearings for your BMW S50B30 engine. This all inclusive package includes Calico coated rod bearings, ARP connecting rod bolts, and ARP assembly lubricanteverything you need for a reliable rod bearing replacement. Kit Contents: Calico Coated Rod Bearings ARP Connecting Rod Bolts ARP Assembly Lubricant Installation Instructions The Calico coated bearings provide