Dirt bike 125cc with EEC, GY125-6 Specification: Engine Type: Single cyclinder,4 stroke, air cooled, horizontal Bore ? Stroke(mm): 52.4? 57 Displacement: 122.7 Compression Ratio: 9.0:1 Max Output (kw/rpm): 5.6/7500 Max Torque: 8.5 Idle Speed (R/Min): 1400±140 Fuel Type: High Grade Unleaded (90 Unleaded Recommended) Spark Plug Type/Gap: NGK A7RC 0.6-0.8 Engine Oil Grade: SF 15W/40 Starting System: Kick only Clutch: Type Wet multi Plate Transmission Gear Type: 4 Speed manual Primary Reduction Type: 4.058 Gear ratio: 1st 3.181 2nd 1.706; 3rd 1.238 ;4th 0.958 Carburetor: Mikuni Japan 20 to 24mm Ignition: CDI Magneto Type: Electronic Flywheel Engine Oil Capacity(ml): 1100 Overall Length(mm): 1500 Wheel Base(mm): 1017 Seat Height(mm): 695 Handlebar Height(mm): 915 Overall Width(mm): 770 Wheel Size Front/Rear: 12/10 inch Dry Weight: 65kg