Image not recorded
Allis ChalmersModel A
Allis Chalmers A
Standard Tread
- power
- Not recorded
- displacement
- 461 ci
- Cylinders
- 4
- Forward gears
- 4
Head to head · Standard Tread
Allis Chalmers A vs Hart-Parr 16-30
Image not recorded
Hart-ParrModel B
Hart-Parr 16-30
Standard Tread
- power
- Not recorded
- displacement
- 465 ci
- Cylinders
- 2
- Forward gears
- 2
Allis ChalmersAllis Chalmers A
vs
Hart-ParrHart-Parr 16-30
How they compare
Headline specs vs. the whole Standard Tread
Engine Displacement
▲ 16-30 higher · +4 ci (<1%)A461 ci
16-30465 ci
Median Standard Tread Tractor382 ci
A is in the 62nd percentile; 16-30 is in the 64th · 353 models
Cylinders
▲ A higher · +2 (+100%)A4
16-302
Median Standard Tread Tractor4
A is in the 50th percentile; 16-30 is in the 23rd · 367 models
Forward Gears
▲ A higher · +2 (+100%)A4
16-302
Median Standard Tread Tractor4
A is in the 50th percentile; 16-30 is in the 19th · 341 models
Operating Weight
▲ 16-30 higher · +825 lb (+11%)A7,175 lb
16-308,000 lb
Median Standard Tread Tractor6,834 lb
A is in the 54th percentile; 16-30 is in the 63rd · 297 models
A (A)16-30 (B)Median Standard Tread Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Allis Chalmers A | Hart-Parr 16-30 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Hart-Parr | — |
| Model | A | 16-30 | — |
| Category | Standard Tread | Standard Tread | Same |
Engine
| Spec | Allis Chalmers A | Hart-Parr 16-30 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Hart-Parr | — |
| Rated RPM | Not recorded | 750RPM | — |
| Cylinders | 4 | 2 | ▲ A+2 · +100% |
| Displacement | 461ci | 465ci | ▲ 16-30+4 ci · <1% |
| Bore | 4.8in | 6.5in | ▲ 16-30+1.7 in · +35% |
| Stroke | 6.5in | 7in | ▲ 16-30+0.5 in · +8% |
Transmission
| Spec | Allis Chalmers A | Hart-Parr 16-30 | Difference |
|---|---|---|---|
| Type | Non-synchronized gear | Enclosed gear drive, Dry disc clutch | — |
Dimensions & Weight
| Spec | Allis Chalmers A | Hart-Parr 16-30 | Difference |
|---|---|---|---|
| Length | 140in | 132in | ▲ A+8 in · +6% |
| Width | 63in | 74in | ▲ 16-30+11 in · +17% |
| Height | 66in | 67in | ▲ 16-30+1 in · +2% |
| Operating Weight | 7,175lb | 8,000lb | ▲ 16-30+825 lb · +11% |
Tires
| Spec | Allis Chalmers A | Hart-Parr 16-30 | Difference |
|---|---|---|---|
| Rear Tire Size | 48x12.1 | Not recorded | — |
Hitch & Towing
| Spec | Allis Chalmers A | Hart-Parr 16-30 | Difference |
|---|---|---|---|
| Hitch Category | Not recorded | Category 3 | — |
Category context
Both models against the field
Engine Displacement
median 382 ciA · 62nd percentile (461 ci)B · 64th percentile (465 ci)
Cylinders
median 4A · 50th percentile (4)B · 23rd percentile (2)
Forward Gears
median 4A · 50th percentile (4)B · 19th percentile (2)
Operating Weight
median 6,834 lbA · 54th percentile (7,175 lb)B · 63rd percentile (8,000 lb)
Length
median 137 inA · 55th percentile (140 in)B · 35th percentile (132 in)
A · AB · 16-30Median Standard Tread Tractor