FEATURES:
Designed for all-out F3C competition
Demand Regulator System ensures consistent fuel delivery from full to empty
170° exhaust timing for optimal horsepower and stable hovering
Newly designed combustion chamber shaped to match the big bore
carburetor and advanced exhaust cylinder timing
0.456" (11.6mm) Big Bore carburetor for greatest power needed for F3C maneuvers
Crankshaft counter-weight reduces vibration at high RPM
Displacement: 0.91cu in (14.9cc)
Bore: 1.09" (27.7mm)
Stroke: 0.98" (24.8mm)
Output: 3.6 hp @ 15500 RPM
Practical RPM Range: 2,000-16,500
Weight (w/o Muffler): 21.2oz (603g)