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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

Agricultural
How they compare
OilPull B 25/45 is in the 99th percentile; Seventy is in the 99th · 1,083 models
OilPull B 25/45 is in the 3rd percentile; Seventy is in the 31st · 1,130 models
OilPull B 25/45 is in the 92nd percentile; Seventy is in the 84th · 971 models
Full comparison
| Spec | Advance-Rumely OilPull B 25/45 | Caterpillar Seventy | Difference |
|---|---|---|---|
| Manufacturer | Advance-Rumely | Caterpillar | — |
| Model | OilPull B 25/45 | Seventy | — |
| Category | Agricultural | Agricultural | Same |
| Spec | Advance-Rumely OilPull B 25/45 | Caterpillar Seventy | Difference |
|---|---|---|---|
| Manufacturer | Rumley | Caterpillar | — |
| Rated RPM | Not recorded | 1,000RPM | — |
| Cylinders | 2 | 4 | ▲ Seventy+2 · +100% |
| Displacement | 1,884ci | 1,310ci | ▲ OilPull B 25/45+574 ci · +44% |
| Bore | 9.5in | 7.5in | ▲ OilPull B 25/45+2 in · +27% |
| Stroke | 12in | 8in | ▲ OilPull B 25/45+4 in · +50% |
| Spec | Advance-Rumely OilPull B 25/45 | Caterpillar Seventy | Difference |
|---|---|---|---|
| Type | Not recorded | Gear | — |
| Spec | Advance-Rumely OilPull B 25/45 | Caterpillar Seventy | Difference |
|---|---|---|---|
| Width | Not recorded | 18in | — |
| Operating Weight | 25,000lb | 20,200lb | ▲ OilPull B 25/45+4,800 lb · +24% |
Category context