Engine identification
Punch engine numbers at marked surface with number punch.
Magnesium crankcase with sticker
M47/M47TU/M47T2
Scheme 74
M57/M57TU/M57T2
Scheme 75
M67/M67TU
Scheme 76
N47/N47S/N47C/N57 N57S
Scheme 77
M52/M52TU
Scheme 78
M54
Scheme 79
M56
Scheme 80
N40/N45/N45T/N43
Scheme 81
N42/N46/N46T
Scheme 82
N51/N52/N52K/N52T/N53/N54/N55
Scheme 83
N62/N62TU
Scheme 84
N73
Scheme 85
S54
Scheme 86
S85/S65
Scheme 87
W10/W11
Scheme 88
N12/N14/N16/N18
Scheme 89
W17
Scheme 90
Assemble engine.