212B4Specifications Sheet



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Cylinder Capacity13 cu.in212 ccm
Power Rating21.0 HP15.33 kW
Bore Diameter1.73 in44 mm
Stroke1.38 in35 mm
Weight12.25 lbs5570 g
Speed Range1200-7500 RPM
Crankshaft5 Ball bearings
Connecting RodNeedle bearings on both ends
Oil / Gasoline Ratio1:50 - 1:80 Mix
IgnitionInput Voltage: 6.0 to 8.0 V
6.0 V NiCD / NiMH or 7.2 V LiPo / Li Ion

Propeller

 

2-Bladed
34 x 10
34 x 12
34 x 14
35 x 10
36 x 10

3-Bladed
30 x 12
31 x 12
32 x 12