Complete Electric Stator Ignition Coil CDI Wiring Harness Set for 4-Stroke Motors ATV Bikes Fitment: Suitable for 50cc, 70cc, 90cc, 110cc, 125cc Chinese electric start quads (fits both 2-stroke and 4-stroke) Only fits 5-pin CDI; does not fit GY6 engines which use 6-pin CDI Complete electric start engine wiring harness fits most 49cc, 50cc, 70cc, 80cc, 90cc, 110cc, 125cc pit bikes, quads, dirt bikes, ATVs, go karts, KLX, Coolster, scooters Compatible with various models from Pitpro, Tdr, Xmoto, Lei, Swd, Tommahawk, Monsoon, Kazuma, Grudge, Bull, Trooper, Hunter, Motox, Crusade, Link, Motoworks, ddr, Nitrous, Fury, Prox, Zongshen, Chongqing, Loncin, Ducar, Thumpster, Thumbstar Does not fit GY6 motorbikes or other 200cc–250cc Zongshen ATVs/Quads with different stator or CDI Note: Professional installation is highly recommended. Incorrect installation may cause damage or fire Color: Black Material: ABS + Metal Package Contents: 1 x ATV Wire Harness 1 x CDI 1 x Spark Plug (random color, no specific color guaranteed) 1 x 2-Wire Ignition Coil 1 x Solenoid Relay 1 x Rectifier (Voltage Regulator) 1 x Multi-functional ATV Switch 1 x Ignition Key Switch (with 2 keys) 1 x Stator Package includes only the items listed above; other products are not included Note: Lighting and display differences may cause slight variations in color between the image and actual item. Measurement error allowance: +/- 1–3 cm