Home Products BMW & BENZ KT-BM7577B CAMSHAFT ALIGNMENT TOOL (M47) KT-BM7577B KT-BM7577B CAMSHAFT ALIGNMENT TOOL (M47) CAMSHAFT ALIGNMENT TOOL (M47) Special design for correcting timing to be made when servicing BMW M47, M57. Applicable: BMW M47, M57 diesel engines. 1708098