3W-42i

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3W-42i
Specifications Sheet





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 Cylinder Capacity2.55 cu.in42.5 ccm 
 Power Rating4.0 HP3.0 kW 
 Bore Diameter1.73 in44 mm 
 Stroke1.10 in28 mm 
 Weight3.97 lbs1795 g 
 Speed Range8700 RPM 
 Crankshaft3 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
 
 Propeller2-Bladed
20 x 10
21 x 12
22 x 10
3-Bladed
19 x 10
20 x 8