
Allis ChalmersModel A
Allis Chalmers HD3
Utility
- power
- Not recorded
- displacement
- 175 ci
- Cylinders
- 4
- Forward gears
- 8
Head to head · Utility

Utility
Crawler
How they compare
HD3 is in the 46th percentile; 565C is in the 45th · 5,580 models
HD3 is in the 50th percentile; 565C is in the 23rd · 5,720 models
HD3 is in the 23rd percentile; 565C is in the 73rd · 4,941 models
HD3 is in the 73rd percentile; 565C is in the 69th · 5,107 models
Full comparison
| Spec | Allis Chalmers HD3 | Fiat 565C | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Fiat | — |
| Model | HD3 | 565C | — |
| Category | Utility | Crawler, Agricultural | — |
| Spec | Allis Chalmers HD3 | Fiat 565C | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Fiat | — |
| Rated RPM | 1,650RPM | Not recorded | — |
| Cylinders | 4 | 3 | ▲ HD3+1 · +33% |
| Displacement | 175ci | 168ci | ▲ HD3+7 ci · +4% |
| Bore | 3.6in | 4.1in | ▲ 565C+0.5 in · +14% |
| Stroke | 4.4in | 4.3in | ▲ HD3+0.1 in · +2% |
| Spec | Allis Chalmers HD3 | Fiat 565C | Difference |
|---|---|---|---|
| Type | Two-speed power shift, mechanical shuttle | 8-speed manual | — |
| Spec | Allis Chalmers HD3 | Fiat 565C | Difference |
|---|---|---|---|
| Length | 109in | 120in | ▲ 565C+11 in · +10% |
| Width | Not recorded | 55.5in | — |
| Height | 48.3in | 47.2in | ▲ HD3+1.1 in · +2% |
| Operating Weight | 7,645lb | 7,187lb | ▲ HD3+458 lb · +6% |
| Spec | Allis Chalmers HD3 | Fiat 565C | Difference |
|---|---|---|---|
| System Type | Open Center | Not recorded | — |
| Steering Type | Mechanical clutches | Not recorded | — |
| Spec | Allis Chalmers HD3 | Fiat 565C | Difference |
|---|---|---|---|
| Chassis Type | Not recorded | Crawler | — |
| Steering Type | Mechanical clutches | Not recorded | — |
| Spec | Allis Chalmers HD3 | Fiat 565C | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
| Spec | Allis Chalmers HD3 | Fiat 565C | Difference |
|---|---|---|---|
| Coolant | 2.3gal | Not recorded | — |
Category context