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Allis ChalmersModel A
Allis Chalmers 8030
Row Crop
- power
- 148 hp
- displacement
- 426 ci
- Cylinders
- 6
- Forward gears
- 16
Head to head · Row Crop
Row Crop

How they compare
8030 is in the 56th percentile; TW-20 is in the 61st · 1,206 models
8030 is in the 72nd percentile; TW-20 is in the 51st · 1,409 models
8030 is in the 50th percentile; TW-20 is in the 50th · 1,417 models
8030 is in the 50th percentile; TW-20 is in the 50th · 1,200 models
Full comparison
| Spec | Allis Chalmers 8030 | Ford TW-20 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Ford | — |
| Model | 8030 | TW-20 | — |
| Category | Row Crop | Row Crop | Same |
| Spec | Allis Chalmers 8030 | Ford TW-20 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Ford | — |
| Model | 670T | Ford | — |
| Power Output | 148hp | 157hp | ▲ TW-20+9 hp · +6% |
| Rated RPM | 2,300RPM | 2,200RPM | ▲ 8030+100 RPM · +5% |
| Cylinders | 6 | 6 | Same |
| Displacement | 426ci | 401ci | ▲ 8030+25 ci · +6% |
| Bore | 4.3in | 4.4in | ▲ TW-20+0.1 in · +2% |
| Stroke | 5in | 4.4in | ▲ 8030+0.6 in · +14% |
| Spec | Allis Chalmers 8030 | Ford TW-20 | Difference |
|---|---|---|---|
| Type | Partial power shift | Two-speed power shift with cerametallic disc clutch | — |
| Spec | Allis Chalmers 8030 | Ford TW-20 | Difference |
|---|---|---|---|
| Length | 187in | 176in | ▲ 8030+11 in · +6% |
| Width | 93.4in | 104in | ▲ TW-20+10.6 in · +11% |
| Height | 113in | 113in | Same |
| Operating Weight | 14,200lb | 12,249lb | ▲ 8030+1,951 lb · +16% |
| Spec | Allis Chalmers 8030 | Ford TW-20 | Difference |
|---|---|---|---|
| System Type | Closed-center load-sensitive | Open center | — |
| Steering Type | Hydrostatic power | Power | — |
| Spec | Allis Chalmers 8030 | Ford TW-20 | Difference |
|---|---|---|---|
| Type | Independent | Independent | Same |
| Speed 1 | 540rpm | 540rpm | Same |
| Speed 2 | 1,000rpm | 1,000rpm | Same |
| Spec | Allis Chalmers 8030 | Ford TW-20 | Difference |
|---|---|---|---|
| Hitch Type | Three-Point Hitch | Three-Point Hitch | Same |
| Hitch Category | III/II | Category 3 | — |
| Hitch Position | Rear | Rear | Same |
| Hitch Capacity | 6,680lb | 5,700lb | ▲ 8030+980 lb · +17% |
| Spec | Allis Chalmers 8030 | Ford TW-20 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | 4x2 2WD | Same |
| Drive Type | 2WD | 2WD | Same |
| Steering Type | Hydrostatic power | Power | — |
| Brake Type | Differential hydraulic wet discs | Differential hydraulic wet discs | Same |
| Spec | Allis Chalmers 8030 | Ford TW-20 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
| Spec | Allis Chalmers 8030 | Ford TW-20 | Difference |
|---|---|---|---|
| Coolant | 7.8gal | 5.5gal | ▲ 8030+2.3 gal · +42% |
| Spec | Allis Chalmers 8030 | Ford TW-20 | Difference |
|---|---|---|---|
| Type | Acousta cab | ROPS | — |
Category context