Please send unit with Chip-Key and Ignition Switch for test/repair !!
Yamaha YZFR1 2007 2008 ENGINE CONTROL CDI UNIT
4C8-8591A-11-00 / 112100-5661 Denso YEC
4C8-8591A-20-00 / 112100-5670 Denso
4C8-8591A-21-00 / 112100-5671 Denso
4C8-8591A-60-00 / 112100-6570 Denso
4C8-8591A-80-00 / 08332 YEC RACE ECU