A. Engine Engine Mode:l RP139F Engine Type: Single Cylinder, Forced Air Cooling, 2/4-Stroke Bore ? Stroke ( mm ): 39? 26 Displacement ( ml ): 31 Compression Ratio: 8.0:1 Rated Power Output ( kw∕rpm ): 1.1∕7000 Max. Torque ( N.m∕rpm ): 0.7∕6500 Ignition System: Non-contact Transistorized Ignition Starting System: Recoil Start Fuel Tank Capacity ( l ): 0.65 Engine Oil Capacity ( l ) :0.1 Fuel Consumption ( g∕kw.h ): ≤340 B. General Set Blade Diameter(mm): 255 Max. Blade Speed(rpm): 8000 Clutching Speed(rpm): 2900±200 Production Efficiency ( Cutting Wheat ) ( 666m2∕h ): 0.6-1 Production Efficiency ( Cutting Rice ) ( 666m2∕h ): 0.8-1.2 Production Efficiency ( Cutting Bush ) ( 666m2∕h ): 0.5-1 N.W.∕G.W. ( Kg ): 7.5∕9 Package Dimensions of Engine Parts ( mm ): 390 ? 280 ? 590 Package Dimensions of Other Parts ( mm ): 1880 ? 220 ? 160