Description The capacitor discharge ignition (CDI module or ignitor) is used on many different 90cc models of Baja ATVs. To see a completely list of compatible models, please check the compatibility tab. Specifications CDI Type: AC Engine Size: 90cc Engine Type: 4-stroke Length: 7.9 cm Width: 5 cm Depth: 2.2 cm Number of Pins: 6 Pin Configuration: 4 + 2 Plug Shape: Square Compatibility Baja Motorsports 90 (BA90) ATV Baja Motorsports Canyon 90-U (CN90-U) ATV Baja Motorsports Wilderness 90 (WD90) ATV Baja Motorsports Wilderness 90R (WD90-UR) Trail ATV Baja Motorsports Wilderness Trail 90 (WD90-U) ATV