125CC 4-Speed Semi Auto Engine Motor Kit with Reverse Fits ATV Quad Bike Go Kart
ATV Quad 125cc 4 Stroke Engine Motor 3 Speed w/ Reverse for Dirt Pit Bike Go Kart. Bore x Stroke : 52.4 × 55.5 mm, 119.7 mL. Maximum net power/ rpm : 5.8 kw/ 7500r/ min±375 r/ min.