Procom PE-C-MH900-A Igniter SET (2) Honda CB650-1100/CX500-650/GL1100 Performance CDI replaces OEM unit Timing curve optimized for maximum performance Modern circuitry allows for better spark energy Simple plug in performance upgrade Comes with a Full One Year Warranty . This igniter unit is a straight replacement for the stock OKI or NEC units and will fit various Honda CB650-1100/CX500-650/GL1100.