Introduction
Advance-Rumely OilPull B 25/45 Tractor
The Advance-Rumely OilPull B 25/45 is a heavy-duty tractor produced between 1910 and 1912. Designed for early 20th-century agricultural operations, this machine represents a significant era in tractor development, characterized by its substantial mass and reliance on kerosene-fueled combustion technology.
Engine Specifications
The tractor is powered by a 2-cylinder kerosene engine with a displacement of 1,884 cubic inches (30.9 liters). It features a bore and stroke of 9.5 by 12 inches (241 by 305 mm). This large-displacement engine was engineered for sustained torque output required for heavy agricultural duties of the period.
Performance and Power
The OilPull B 25/45 provided a claimed drawbar power of 25 hp (18.6 kW) for field traction tasks, such as plowing. Additionally, it offered 45 hp (33.6 kW) of belt power, which was essential for driving stationary farm equipment like threshers and mills.
Weight and Construction
With a total weight of 25,000 lbs (11,340 kg), the tractor relied on its significant mass to achieve the necessary traction in various soil conditions. This heavy construction was typical of early stationary and semi-portable engine designs adapted for field use.
Conclusion
The Advance-Rumely OilPull B 25/45 is a notable example of early industrial agricultural machinery. Given its substantial weight and power configuration, it was primarily utilized for high-load field work and stationary belt-driven applications, serving as a robust solution for large-scale farming operations in the early 1910s.
Production Information of Advance-Rumely, OilPull B 25/45
| Manufacturer | Advance-Rumely |
|---|---|
| Original price | $ (1912) |
Dimension and Tires Information of Advance-Rumely, OilPull B 25/45
| Weight | 25000 lbs [11340 kg] |
|---|
Engine Specifications of Advance-Rumely, OilPull B 25/45
- Rumley
- Kerosene
- 2-cylinder
| Bore/Stroke | 9.5x12 inches [241 x 305 mm] |
|---|---|
| Displacement | 1884 ci [30.9 L] |
Power Information of Advance-Rumely, OilPull B 25/45
| Drawbar (claimed) | 25 hp [18.6 kW] |
|---|---|
| Belt (claimed) | 45 hp [33.6 kW] |
Where it sits
With 50 hp[B] HP, the Advance-Rumely OilPull B 25/45 sits between 6A (47 HP) and OilPull Y 30/50 (55 HP) in Advance-Rumely's range. Its power puts it in the 85th percentile of 1910s models in our database (158 machines).
Frequently asked questions
How much horsepower does the Advance-Rumely OilPull B 25/45 have?
The Advance-Rumely OilPull B 25/45 delivers 50 hp[B] HP.
What years was the Advance-Rumely OilPull B 25/45 produced?
The Advance-Rumely OilPull B 25/45 was produced in 1910-1912.
What engine does the Advance-Rumely OilPull B 25/45 have?
The Advance-Rumely OilPull B 25/45 is powered by a 2-cylinder engine.
How much does the Advance-Rumely OilPull B 25/45 weigh?
The Advance-Rumely OilPull B 25/45 weighs 25000 lbs [11340 kg].