Year    Model               Pick Up Ass'y    Ignition Module    Calibration Module
1998    Mach Z              410922900        415084900
1998    Mach Z R            410922900        415084900
1999    Mach Z              410922918                           512058995
1999    Mach Z R            410922918 x2                        512058993
2000    Mach Z              410922929                           515175430
2000    Mach Z R            410922909 x2                        515175433
2001    Mach Z (Standard)   410922929                           515175430
2001    Mach Z (Tech Plus)  410922909                           512059292