Comes as shown in photo - Includes complete top end (cylinder, piston, ring, NGK CMR7H spark plug, etc), Crankcase (including bearing, seals, gasket, etc) and Zenoah crankshaft. Stock woodruff flywheel key is pre-installed onto crankshaft.
Complete G240RC Engine Stats: Displacement: 22.5cc. Power: 2.8HP @14,000 RPM. Torque: 1.3 ft/lbs @10,000 RPM. Timing:30 degrees BTDC @ 8,000 RPM. Compression Ratio: 8.9:1. Fuel: 91 octane (using the R+M/2 octane rating method) or higher mixed 25:1 with 2-stroke oil.