125cc Engine Motor with Semi Automatic Transmission, Electric Start for 4 Stroke 125cc Engine ATVs Go Karts Color:Silver Brand New High Quality 4 Stroke Engine Motor, Semi Automatic Transmission, Electric Start, 3 Forward Gears + 1 Reverse Gear. It fits most China made 125cc ATVs Go Karts Compatible Vehicles: This 125cc Engine fits most Chinese made 125cc ATVs Go Karts since the mounting holes are same, please do not buy if your engine with starter bottom mounted since the mounting holes are not same.It is forward only. It is good idea if you like to either replace your old engine or upgrade your ATV or Go kart to be faster or more powerful. Compatible Models: TL125GK-A(Ranger 125), TL125GK-C(Rover 125) Jeep Go Karts, etc. PLEASE NOTE: Please measure the physical size to be sure you get the correct one. Specifications Engine Model 308-999060 Ignition Method CDI Engine Model ZS154FMI-5 Engine Name Z125 Engine Type Single cylinder, 4-stroke, air-cooling Cooling System Air Cooled Max.Power(kw/r/min) 5.9KW/7500r/min Max.Torque (N.m/r/min) 9.5N.m/5500r/min Compression Ratio 9.0:1 Bore and Stroke(mm??mm) 54??54 Lubrication method Pressure and Splash Min.Fuel Consumption(g/Kw.h) Sta