Rest assured

a wider power band

Just as with any bearings

The "VENT" port is tapped with 1-1/16"-12 threads making it compatible with all 12AN ORB fittings

Timing Marks: Laser-etched

BMW M50 M52 M52TU M54 S50 S52 S54 Quick Time Bellhousing C4294-080 Rest assuredQuick Time RM 4089 Bellhousing BMW M50 M52 M52TU M54 S50 S52 S54 to Chevy T56 T56 Magnum The Quick Time RM 4089 bellhousing allows seamless connection between BMW inline six engines (M50, M52, M54, S50, S52, and S54) and Chevy T56 or T56 Magnum transmissions. This SFI 6. 1 certified bellhousing meets safety standards required for vehicles running 11. 49 seconds or faster in the quarter mile. Designed as a universal fit (non vehicle specific)