3W-42i

Discontinued Motor Specs
(No longer made)

3W-42i

Specifications Sheet

Download Instruction Manual

	Cylinder Capacity	2.55 cu.in	42.5 ccm
	Power Rating	4.0 HP	3.0 kW
	Bore Diameter	1.73 in	44 mm
	Stroke	1.10 in	28 mm
	Weight	3.97 lbs	1795 g
	Speed Range	8700 RPM
	Crankshaft	3 Ball bearings
	Connecting Rod	Needle bearings on both ends
	Oil / Gasoline Ratio	1:50 - 1:80 Mix
	Ignition	Input Voltage: 6.0 to 8.0 V 6.0 V NiCD / NiMH or 7.2 V LiPo / Li Ion
	Propeller	2-Bladed 20 x 10 21 x 12 22 x 10	3-Bladed 19 x 10 20 x 8