6 Series : 630i E63/64 (04-11). To remove/install the timing chain assembly. Type:Engine Timing Tool. for BMW : N40; B16A, N42; B18A, B20A, N45T; B16AC, N46; B18, B20, B20B, N46T; B20, B20B, B20BD, B20BZ, B20O2, N52; B25A, B25AE, B30, B30A, B30A/O0, B30AF, B30F, B30U1, N52K; B25A, B25AE, B25AF, B25AF/O1, B25BE, B25U1, B30A, B30AE, B30AF, N53; B25A, B30A, N54; B30A, B30A/AA, B30T0.