Specification Engine Type: Single Cylinder, 2 Stroke, Air-cooling Material: Aluminum Color: Silver Ignition System: Electronic Ignition Start Mode: Pull Rope Start Shifting Way: Sprocket Clutch: Dry Swing Block Clutch Displacement: 49CC Max. Power: 1.9kw/7000rpm Rated Power: 1.7kw/6000rpm Continuous Power: 1.6kw/5500rpm Overload Power: 1.83kw/6500rpm No-load Speed: 12500rpm Max. Speed: 48km/h Max. Torque: 2.7N.M/6500rpm Max. Horsepower: 3PS Max. Load Capacity: 180kg/396.8lbs Min. Fuel Consumption: ≤610g/kW.h Spark Plug: L6T or MB6A Spark Plug Gap: 0.5mm/0.02in Bore * Stroke: Φ44*32.8mm/1.7*1.3in Carburetor Type: H117B Reduction Ratio: 1:1 Noise Level: 100.7dB (SPL); 116.9dB (SWL) Fuel Mixture (90# Gasoline : 2-stroke Engine Oil): 25:1 (Early); 30:1 (Later) Engine Dimensions: 28*23*13.3cm/1