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Huber

Huber 25-50 Master Four

The Huber 25-50 Master Four is a standard-tread farm tractor produced by Huber from 1922 to 1925 in Marion, Ohio, USA. It features a Hinkley 6.3L 4-cylinder liquid-cooled gasoline engine delivering 25 hp at the drawbar and 50 hp at the belt. The tractor has a 2-speed gear transmission with dry disc clutch, two-wheel drive, and manual steering with an open operator station. It rides on steel 38x7 front and 60x16 rear tires and weighs 8500 lbs (3855 kg).
Power55 hp[B]
Founded1922 - 1925
Model25-50 Master Four
Huber 25-50 Master Four tractor
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Technical Specifications

Detailed specifications and technical data for Huber 25-50 Master Four

Power
Belt (claimed)50 hp (37.3 kW)
Drawbar (claimed)25 hp (18.6 kW)
Tires
Rear tire60x16 (steel)
Front tire38x7 (steel)
Engine
ModelHinkley 6.3L 4-cyl gasoline
Coolingliquid-cooled
Cylinders4-cylinder
Fuel typegasoline
Bore/Stroke4.50x6.00 inches (114 x 152 mm)
Displacement382 ci (6.3 L)
ManufacturerHinkley
Dimensions
Width86 inches (218 cm)
Length147 inches (373 cm)
Weight8500 lbs (3855 kg)
Height (hood)66 inches (167 cm)
Mechanical
DriveTwo-wheel drive
SteeringManual steering
Operator stationOpen operator station
Production
TypeStandard-tread tractor
Built inMarion, Ohio, USA
ManufacturerHuber
Years produced1922 - 1925
Belt Pulley
RPM1000
Speed3241 ft/min (987.86 meters/min)
Width8 inches (20 cm)
Diameter13.5 inches (34 cm)
Transmission
Typegear
Gears2 forward and 1 reverse
Clutchdry disc

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