1-Cylinder HF Engines

3W-28i HFE FI

Specifications

Cylinder Capacity28.0 ccm/1.74 cu in
Power3.12 HP/2.29 KW
Torque2.58 Nm/8500 RPM
Bore Diameter1.42 inch (36 mm)
Stroke1.1 inch (28 mm)
Speed Range1500–8600 RPM
Weight4.41 lbs (2.0 kg), incl. ignition
Crankshaft3 ball bearing
Oil/Gasoline Ratio1:50/2% mix
Operating voltage13–28 V DC
Tested Heavy FuelJET A-I, JP-5, JP-8
Mix ration: 2 % Aspen Oil
0,1 % Diesel Valve Cleaner

CAD drawings and measurement upon request.

Engine Data

3W-34xi TS HFE FI

Specifications

Cylinder Capacity34.0 ccm/2.07 cu in
Power3.12 HP/2.3 KW
Torque2.8 Nm/6000 RPM
Bore Diameter1.49 inch (38 mm)
Stroke1.18 inch (30 mm)
Speed Range1500–8500 RPM
Weight5.06 lbs (2.3 kg), incl. ignition
Crankshaft3 ball bearing
Oil/Gasoline Ratio1:50/2% mix
Operating voltage13–28 V DC
Tested Heavy FuelJET A-I, JP-5, JP-8
Mix ration: 2 % Aspen Oil
0,1 % Diesel Valve Cleaner

CAD drawings and measurement upon request.

Engine Data

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