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Allis ChalmersModel A
Allis Chalmers D272
Utility
- power
- 27.5 hp
- displacement
- 125 ci
- Cylinders
- 4
- Forward gears
- 3
Head to head · Utility
Allis Chalmers D272 vs Oliver OC-3
Allis ChalmersAllis Chalmers D272
vs
OliverOliver OC-3
How they compare
Headline specs vs. the whole Utility
Engine Power
▲ OC-3 higher · +1.5 hp (+5%)D27227.5 hp
OC-329 hp
Median Utility Tractor55 hp
D272 is in the 19th percentile; OC-3 is in the 21st · 5,383 models
Engine Displacement
▲ OC-3 higher · +8 ci (+6%)D272125 ci
OC-3133 ci
Median Utility Tractor183 ci
D272 is in the 30th percentile; OC-3 is in the 31st · 5,580 models
Cylinders
= Effectively tiedD2724
OC-34
Median Utility Tractor4
D272 is in the 50th percentile; OC-3 is in the 50th · 5,720 models
Forward Gears
= Effectively tiedD2723
OC-33
Median Utility Tractor12
D272 is in the 3rd percentile; OC-3 is in the 3rd · 4,941 models
D272 (A)OC-3 (B)Median Utility Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Allis Chalmers D272 | Oliver OC-3 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Oliver | — |
| Model | D272 | OC-3 | — |
| Category | Utility | Crawler, Agricultural | — |
Engine
| Spec | Allis Chalmers D272 | Oliver OC-3 | Difference |
|---|---|---|---|
| Manufacturer | Allis-Chalmers | Hercules | — |
| Model | 2.1L 4-cyl gasoline | Not recorded | — |
| Power Output | 27.5hp | 29hp | ▲ OC-3+1.5 hp · +5% |
| Rated RPM | 1,650RPM | 1,700RPM | ▲ OC-3+50 RPM · +3% |
| Cylinders | 4 | 4 | Same |
| Displacement | 125ci | 133ci | ▲ OC-3+8 ci · +6% |
| Bore | 3.4in | 3.3in | ▲ D272+0.1 in · +3% |
| Stroke | 3.5in | 4in | ▲ OC-3+0.5 in · +14% |
Transmission
| Spec | Allis Chalmers D272 | Oliver OC-3 | Difference |
|---|---|---|---|
| Type | Sliding gear | Gear type | — |
Dimensions & Weight
| Spec | Allis Chalmers D272 | Oliver OC-3 | Difference |
|---|---|---|---|
| Length | 110in | 100in | ▲ D272+10 in · +10% |
| Width | Not recorded | 52.5in | — |
| Height | 63in | 50.5in | ▲ D272+12.5 in · +25% |
| Operating Weight | 2,060lb | 3,860lb | ▲ OC-3+1,800 lb · +87% |
Hydraulics
| Spec | Allis Chalmers D272 | Oliver OC-3 | Difference |
|---|---|---|---|
| Steering Type | Not recorded | Manual | — |
Chassis & Drive
| Spec | Allis Chalmers D272 | Oliver OC-3 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | Crawler | — |
| Drive Type | 2WD | Track | — |
| Steering Type | Not recorded | Manual | — |
Electrical
| Spec | Allis Chalmers D272 | Oliver OC-3 | Difference |
|---|---|---|---|
| Starter Type | Not recorded | Electric | — |
Capacities
| Spec | Allis Chalmers D272 | Oliver OC-3 | Difference |
|---|---|---|---|
| Coolant | 2gal | 2.8gal | ▲ OC-3+0.8 gal · +40% |
Operator Station
| Spec | Allis Chalmers D272 | Oliver OC-3 | Difference |
|---|---|---|---|
| Type | Not recorded | Open operator station | — |
Category context
Both models against the field
Engine Power
median 55 hpA · 19th percentile (27.5 hp)B · 21st percentile (29 hp)
Engine Displacement
median 183 ciA · 30th percentile (125 ci)B · 31st percentile (133 ci)
Cylinders
median 4A · 50th percentile (4)B · 50th percentile (4)
Forward Gears
median 12A · 3rd percentile (3)B · 3rd percentile (3)
Operating Weight
median 5,303 lbA · 13th percentile (2,060 lb)B · 35th percentile (3,860 lb)
A · D272B · OC-3Median Utility Tractor