BMW Camshaft Alignment Tool Set for M42 and M50 engines Locks BMW camshafts and flywheel in position at TDC Value priced tool for DIY enthusiast or low-volume professional Fits M42, M44, M50, M52, M52TU, M54, M56, S50US, and S52US 4-cylinder and 6-cylinder engines Includes Camshaft Lock and Flywheel Pin Ships in resealable storage bag