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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
Advance-Rumely OilPull B 25/45 vs Massey-Harris 81
Massey-HarrisModel B
Massey-Harris 81
Row Crop
- power
- Not recorded
- displacement
- 124 ci
- Cylinders
- 4
- Forward gears
- 4
Advance-RumelyAdvance-Rumely OilPull B 25/45
vs
Massey-HarrisMassey-Harris 81
How they compare
Headline specs vs. the whole Agricultural
Engine Displacement
▲ OilPull B 25/45 higher · +1,760 ci (+1419%)OilPull B 25/451,884 ci
81124 ci
Median Agricultural Tractor336 ci
OilPull B 25/45 is in the 99th percentile; 81 is in the 3rd · 1,083 models
Cylinders
▲ 81 higher · +2 (+100%)OilPull B 25/452
814
Median Agricultural Tractor5.5
OilPull B 25/45 is in the 3rd percentile; 81 is in the 31st · 1,130 models
Operating Weight
▲ OilPull B 25/45 higher · +22,105 lb (+764%)OilPull B 25/4525,000 lb
812,895 lb
Median Agricultural Tractor10,914 lb
OilPull B 25/45 is in the 92nd percentile; 81 is in the 2nd · 971 models
OilPull B 25/45 (A)81 (B)Median Agricultural Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Advance-Rumely OilPull B 25/45 | Massey-Harris 81 | Difference |
|---|---|---|---|
| Manufacturer | Advance-Rumely | Massey-Harris | — |
| Model | OilPull B 25/45 | 81 | — |
| Category | Agricultural | Row Crop | — |
Engine
| Spec | Advance-Rumely OilPull B 25/45 | Massey-Harris 81 | Difference |
|---|---|---|---|
| Manufacturer | Rumley | Continental | — |
| Model | Not recorded | F124 | — |
| Rated RPM | Not recorded | 1,500RPM | — |
| Cylinders | 2 | 4 | ▲ 81+2 · +100% |
| Displacement | 1,884ci | 124ci | ▲ OilPull B 25/45+1,760 ci · +1419% |
| Bore | 9.5in | 3in | ▲ OilPull B 25/45+6.5 in · +217% |
| Stroke | 12in | 4.4in | ▲ OilPull B 25/45+7.6 in · +173% |
Transmission
| Spec | Advance-Rumely OilPull B 25/45 | Massey-Harris 81 | Difference |
|---|---|---|---|
| Type | Not recorded | Unsynchronized gear | — |
Dimensions & Weight
| Spec | Advance-Rumely OilPull B 25/45 | Massey-Harris 81 | Difference |
|---|---|---|---|
| Length | Not recorded | 119in | — |
| Height | Not recorded | 58in | — |
| Operating Weight | 25,000lb | 2,895lb | ▲ OilPull B 25/45+22,105 lb · +764% |
Hydraulics
| Spec | Advance-Rumely OilPull B 25/45 | Massey-Harris 81 | Difference |
|---|---|---|---|
| Steering Type | Not recorded | Manual | — |
Chassis & Drive
| Spec | Advance-Rumely OilPull B 25/45 | Massey-Harris 81 | Difference |
|---|---|---|---|
| Chassis Type | Not recorded | 4x2 2WD | — |
| Drive Type | Not recorded | 2WD | — |
| Steering Type | Not recorded | Manual | — |
Electrical
| Spec | Advance-Rumely OilPull B 25/45 | Massey-Harris 81 | Difference |
|---|---|---|---|
| Starter Type | Not recorded | Electric Starter | — |
Capacities
| Spec | Advance-Rumely OilPull B 25/45 | Massey-Harris 81 | Difference |
|---|---|---|---|
| Coolant | Not recorded | 2.8gal | — |
Category context
Both models against the field
Engine Displacement
median 336 ciA · 99th percentile (1,884 ci)B · 3rd percentile (124 ci)
Cylinders
median 5.5A · 3rd percentile (2)B · 31st percentile (4)
Operating Weight
median 10,914 lbA · 92nd percentile (25,000 lb)B · 2nd percentile (2,895 lb)
A · OilPull B 25/45B · 81Median Agricultural Tractor