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Advance-RumelyModel A
Advance-Rumely OilPull B 25/45
Agricultural
- power
- Not recorded
- displacement
- 1,884 ci
- Cylinders
- 2
- Forward gears
- Not recorded
Head to head · Agricultural
Agricultural

Standard Tread
How they compare
OilPull B 25/45 is in the 99th percentile; OS-4 is in the 5th · 1,083 models
OilPull B 25/45 is in the 3rd percentile; OS-4 is in the 31st · 1,130 models
OilPull B 25/45 is in the 92nd percentile; OS-4 is in the 6th · 971 models
Full comparison
| Spec | Advance-Rumely OilPull B 25/45 | McCormick-Deering OS-4 | Difference |
|---|---|---|---|
| Manufacturer | Advance-Rumely | McCormick-Deering | — |
| Model | OilPull B 25/45 | OS-4 | — |
| Category | Agricultural | Standard Tread | — |
| Spec | Advance-Rumely OilPull B 25/45 | McCormick-Deering OS-4 | Difference |
|---|---|---|---|
| Manufacturer | Rumley | International Harvester | — |
| Rated RPM | Not recorded | 1,650RPM | — |
| Cylinders | 2 | 4 | ▲ OS-4+2 · +100% |
| Displacement | 1,884ci | 152ci | ▲ OilPull B 25/45+1,732 ci · +1139% |
| Bore | 9.5in | 3.4in | ▲ OilPull B 25/45+6.1 in · +179% |
| Stroke | 12in | 4.5in | ▲ OilPull B 25/45+7.5 in · +167% |
| Spec | Advance-Rumely OilPull B 25/45 | McCormick-Deering OS-4 | Difference |
|---|---|---|---|
| Type | Not recorded | Gear | — |
| Spec | Advance-Rumely OilPull B 25/45 | McCormick-Deering OS-4 | Difference |
|---|---|---|---|
| Length | Not recorded | 121in | — |
| Width | Not recorded | 55.5in | — |
| Height | Not recorded | 57.1in | — |
| Operating Weight | 25,000lb | 4,120lb | ▲ OilPull B 25/45+20,880 lb · +507% |
| Spec | Advance-Rumely OilPull B 25/45 | McCormick-Deering OS-4 | Difference |
|---|---|---|---|
| Front Tread Width | Not recorded | 5.5in | — |
| Spec | Advance-Rumely OilPull B 25/45 | McCormick-Deering OS-4 | Difference |
|---|---|---|---|
| Hitch Category | Not recorded | Category 3 | — |
| Spec | Advance-Rumely OilPull B 25/45 | McCormick-Deering OS-4 | Difference |
|---|---|---|---|
| Coolant | Not recorded | 4.3gal | — |
Category context