BMW M50, M52, M52TU, M54, M56, S50, and S52 engines. Three 8AN ORB ports (center & each end); fittings not included. Three 8AN ORB threaded ports for flexible plumbing. The Radium 20‑0770 fuel rail is a direct-fit bolt-on solution for BMW inline-six engines--M50, M52, M52TU, M54, M56--as well as performance variants S50 and S52.
