Rectifier (voltage regulator) for 500cc, 550cc EFI (Electronic Fuel Injected) ATVs. This rectifier is most commonly used for (but not limited to) Chironex Bandito 550cc EFI ATV, GIO Rock Liner 550cc EFI ATV, Buyang 550cc EFI ATV as well as many other clones, re-brands and similar displacement machines.
