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Discontinued Motor Specs
(No longer made)
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3W-78i |
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Specifications Sheet |
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 Download Instruction Manual
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Cylinder Capacity |
4.65 cu.in |
77.6 ccm |
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Power Rating |
7.4 HP |
5.6kW |
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Bore Diameter |
1.65 in |
42 mm |
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Stroke |
1.10 in |
28 mm |
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Weight |
6.49 lbs |
2950 g |
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Speed Range |
1300-8500 RPM |
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Crankshaft |
3 Ball bearings |
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Connecting Rod |
Needle bearings on both ends |
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Oil / Gasoline Ratio |
1:50 - 1:80 Mix |
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Ignition |
Input Voltage: 6.0 to 8.0 V
6.0 V NiCD / NiMH or 7.2 V LiPo / Li Ion |
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Propeller |
2-Bladed
22 x 14
24 x 10
26 x 8 |
3-Bladed
21 x 13
22 x 12
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