
Allis ChalmersModel A
Allis Chalmers 8550
Utility
- power
- 300 hp
- displacement
- 731 ci
- Cylinders
- 6
- Forward gears
- 20
Head to head · Utility

Utility

Four-Wheel Drive
How they compare
8550 is in the 97th percentile; TJ330 is in the 96th · 5,383 models
8550 is in the 96th percentile; TJ330 is in the 94th · 5,580 models
8550 is in the 93rd percentile; TJ330 is in the 93rd · 5,720 models
8550 is in the 86th percentile; TJ330 is in the 73rd · 4,941 models
Full comparison
| Spec | Allis Chalmers 8550 | New Holland TJ330 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | New Holland | — |
| Model | 8550 | TJ330 | — |
| Category | Utility | Four-Wheel Drive | — |
| Spec | Allis Chalmers 8550 | New Holland TJ330 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | CNH Engine Corporation | — |
| Model | 6120T | Not recorded | — |
| Power Output | 300hp | 286hp | ▲ 8550+14 hp · +5% |
| Rated RPM | 2,500RPM | 2,000RPM | ▲ 8550+500 RPM · +25% |
| Cylinders | 6 | 6 | Same |
| Displacement | 731ci | 540ci | ▲ 8550+191 ci · +35% |
| Bore | 5.3in | 4.5in | ▲ 8550+0.8 in · +18% |
| Stroke | 6.3in | 5.7in | ▲ 8550+0.6 in · +11% |
| Spec | Allis Chalmers 8550 | New Holland TJ330 | Difference |
|---|---|---|---|
| Type | Partial Power Shift | selective gear fixed ratio with full range operator controlled powershift | — |
| Spec | Allis Chalmers 8550 | New Holland TJ330 | Difference |
|---|---|---|---|
| Length | 285in | 276in | ▲ 8550+9 in · +3% |
| Width | 95.5in | Not recorded | — |
| Height | 139in | 142in | ▲ TJ330+3 in · +2% |
| Operating Weight | 27,040lb | 32,295lb | ▲ TJ330+5,255 lb · +19% |
| Spec | Allis Chalmers 8550 | New Holland TJ330 | Difference |
|---|---|---|---|
| System Type | Closed Center | closed center load sensing (CCLS) | — |
| Steering Type | Hydrostatic Power | hydrostatic power | Same |
| Spec | Allis Chalmers 8550 | New Holland TJ330 | Difference |
|---|---|---|---|
| Type | Independent | Not recorded | — |
| Speed 1 | 1,000rpm | Not recorded | — |
| Spec | Allis Chalmers 8550 | New Holland TJ330 | Difference |
|---|---|---|---|
| Hitch Type | Three-Point Hitch | IVN | — |
| Hitch Category | IV/III | Category 3 | — |
| Hitch Position | Not recorded | Rear | — |
| Spec | Allis Chalmers 8550 | New Holland TJ330 | Difference |
|---|---|---|---|
| Chassis Type | 4x4 Articulated 4WD | 4x4 articulated 4WD | Same |
| Drive Type | 4WD | 4WD | Same |
| Steering Type | Hydrostatic Power | hydrostatic power | Same |
| Brake Type | Hydraulic Wet Discs | Not recorded | — |
| Spec | Allis Chalmers 8550 | New Holland TJ330 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
| Spec | Allis Chalmers 8550 | New Holland TJ330 | Difference |
|---|---|---|---|
| Coolant | 18gal | 12.5gal | ▲ 8550+5.5 gal · +44% |
| Spec | Allis Chalmers 8550 | New Holland TJ330 | Difference |
|---|---|---|---|
| Type | Acousta Cab II with heat and air-conditioning | Not recorded | — |
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