The lock is used to secure the crankshaft in place with the transmission (GA8HP45Z) installed. The vibration damper may then be removed.
OEM Ref: 83 30 2 222 742
Applications: BMW (N20/N26)
WARNING: California prop 65 - This product contains chemicals known to the state of California to cause cancer, birth defects or other reproductive harm. For more information go to https://www.p65warnings.ca.gov/