Minneapolis 25-50 Specs ( 1911-1912 )
Overview
The Minneapolis 25-50 is a standard-tread farm tractor manufactured between 1911 and 1912 in Hopkins, Minnesota. It is powered by a 14.8L four-cylinder kerosene engine rated at 550 RPM and features a two-speed gear transmission. This 17,000-pound machine is equipped with manual steering, a steel canopy, and 85x24 steel rear tires.
Ideal Applications
Engine and Cooling Configuration:
The tractor utilizes a 904.8 cubic inch liquid-cooled engine with a 6.00x8.00 inch bore and stroke that operates on kerosene and is started via a hand crank.
Belt and Drawbar Performance:
Manufacturer specifications list a claimed 50 hp for belt work and a 25 hp rating for drawbar operations, supported by a 28-inch diameter belt pulley.
Transmission and Drive System:
This two-wheel drive model is equipped with a gear transmission featuring two forward speeds and one reverse gear, paired with 85x24 steel rear wheels.
Production
| Description | Standard-tread tractor / Built in Hopkins, Minnesota, USA |
|---|---|
| Manufacturer | Minneapolis (a part of Minneapolis Threshing Machine Company) |
Engine
| Engine type | Minneapolis Threshing Machine 14.8L 4-cyl kerosene |
|---|---|
| Bore/Stroke | 6.00x8.00 inches (152 x 203 mm) |
| Description | Minneapolis Threshing Machine / kerosene / 4-cylinder / liquid-cooled |
| Displacement | 904.8 ci (14.8 L) |
| Rated RPM | 550 |
| Starter type | hand crank |
| Belt (claimed) | 50 hp (37.3 kW) |
| Drawbar (claimed) | 25 hp (18.6 kW) |
Transmission
| Gears | 2 forward and 1 reverse |
|---|---|
| Transmission type | 2-speed gear |
| Type | gear |
Mechanical
| Description | Manual steering / Steel canopy. |
|---|---|
| Drive type | Two-wheel drive |
Dimensions & Tires
| Weight | 17000 lbs (7711 kg) |
|---|---|
| Rear tire | 85x24 |
| Weight | 17000 lbs (7711 kg) |
| Ag rear | 85x24 (steel) |
Belt Pulley
| Diameter | 28 inches (71 cm) |
|---|---|
| Width | 10 inches (25 cm) |