ZXTDR 125cc Semi-Auto Engine 4 Stroke Motor for ATV Quad Bike Go Kart
PRICES MAY VARY. This 125cc Semi-Auto Engine suitable for ATV 4 Wheelers Quad bikes Speed complete racing engine, 3 forward 1 reverse gear Upgrade your stock 50cc to this 125cc monster, you can feel the power difference immediately See below description for more specifications and wiring. Specifications:Displacement: 125ccType: Horizontal, single-cylinder, 4-stroke, air-cooledCompression ratio: 9.0: 1Front sprocket 420 - 17mm - 14TTransmission: 4-speed 3 forward 1 reverse gear Bore x Stroke: 2.06" x 2.19”(52.4mm x 55.5mm) Top Engine Mount : 92mmBottom Engine Mount: 82mm Bolt to Bolt :152mm (6")Rated Power & Rotating Speed: 5.8 kw/7500r/min±375 r/minMax. Torque & Rotating Speed: 8.5 N.m/5000r/min±250 r/minIdle speed 1500 r/min±100r/minIgnition: CDI Wiring:1. Five wires (Plug): For gear in