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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; 21-32 is in the 64th · 1,083 models
OilPull B 25/45 is in the 3rd percentile; 21-32 is in the 31st · 1,130 models
OilPull B 25/45 is in the 92nd percentile; 21-32 is in the 20th · 971 models
Full comparison
| Spec | Advance-Rumely OilPull B 25/45 | Twin City 21-32 | Difference |
|---|---|---|---|
| Manufacturer | Advance-Rumely | Twin City | — |
| Model | OilPull B 25/45 | 21-32 | — |
| Category | Agricultural | Standard Tread | — |
| Spec | Advance-Rumely OilPull B 25/45 | Twin City 21-32 | Difference |
|---|---|---|---|
| Manufacturer | Rumley | Twin City | — |
| Rated RPM | Not recorded | 1,075RPM | — |
| Cylinders | 2 | 4 | ▲ 21-32+2 · +100% |
| Displacement | 1,884ci | 382ci | ▲ OilPull B 25/45+1,502 ci · +393% |
| Bore | 9.5in | 4.5in | ▲ OilPull B 25/45+5 in · +111% |
| Stroke | 12in | 6in | ▲ OilPull B 25/45+6 in · +100% |
| Spec | Advance-Rumely OilPull B 25/45 | Twin City 21-32 | Difference |
|---|---|---|---|
| Type | Not recorded | Gear | — |
| Spec | Advance-Rumely OilPull B 25/45 | Twin City 21-32 | Difference |
|---|---|---|---|
| Length | Not recorded | 137in | — |
| Height | Not recorded | 66in | — |
| Operating Weight | 25,000lb | 5,880lb | ▲ OilPull B 25/45+19,120 lb · +325% |
| Spec | Advance-Rumely OilPull B 25/45 | Twin City 21-32 | Difference |
|---|---|---|---|
| Coolant | Not recorded | 9gal | — |
Category context