Allis ChalmersModel A
Allis Chalmers HD11
Crawler
- power
- 110 hp
- displacement
- 516 ci
- Cylinders
- 6
- Forward gears
- 6
Head to head · Crawler
Allis Chalmers HD11 vs Ford 7830
Image not recorded
Allis ChalmersAllis Chalmers HD11
vs
FordFord 7830
How they compare
Headline specs vs. the whole Crawler
Engine Power
▲ 7830 higher · +2 hp (+2%)HD11110 hp
7830112 hp
Median Crawler Tractor200 hp
HD11 is in the 46th percentile; 7830 is in the 47th · 142 models
Engine Displacement
▲ HD11 higher · +115 ci (+29%)HD11516 ci
7830401 ci
Median Crawler Tractor468 ci
HD11 is in the 58th percentile; 7830 is in the 45th · 191 models
Cylinders
= Effectively tiedHD116
78306
Median Crawler Tractor6
HD11 is in the 50th percentile; 7830 is in the 50th · 192 models
Forward Gears
▲ 7830 higher · +10 (+167%)HD116
783016
Median Crawler Tractor10
HD11 is in the 34th percentile; 7830 is in the 69th · 179 models
HD11 (A)7830 (B)Median Crawler Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Allis Chalmers HD11 | Ford 7830 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Ford | — |
| Model | HD11 | 7830 | — |
| Category | Crawler, Agricultural | Utility | — |
Engine
| Spec | Allis Chalmers HD11 | Ford 7830 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Ford | — |
| Model | HD-516 | 7830 | — |
| Power Output | 110hp | 112hp | ▲ 7830+2 hp · +2% |
| Rated RPM | 1,800RPM | Not recorded | — |
| Cylinders | 6 | 6 | Same |
| Displacement | 516ci | 401ci | ▲ HD11+115 ci · +29% |
| Bore | 4.5in | 4.4in | ▲ HD11+0.1 in · +2% |
| Stroke | 5.6in | 5in | ▲ HD11+0.5 in · +10% |
Transmission
| Spec | Allis Chalmers HD11 | Ford 7830 | Difference |
|---|---|---|---|
| Type | Sliding Gear | Dual Power | — |
Dimensions & Weight
| Spec | Allis Chalmers HD11 | Ford 7830 | Difference |
|---|---|---|---|
| Length | 154in | Not recorded | — |
| Width | 40in | Not recorded | — |
| Height | 84in | Not recorded | — |
| Operating Weight | 21,000lb | Not recorded | — |
Hydraulics
| Spec | Allis Chalmers HD11 | Ford 7830 | Difference |
|---|---|---|---|
| System Type | Not recorded | Open center | — |
| Steering Type | Not recorded | Power | — |
Hitch & Towing
| Spec | Allis Chalmers HD11 | Ford 7830 | Difference |
|---|---|---|---|
| Hitch Category | Not recorded | II | — |
Chassis & Drive
| Spec | Allis Chalmers HD11 | Ford 7830 | Difference |
|---|---|---|---|
| Chassis Type | Crawler | 4x4 MFWD 4WD | — |
| Drive Type | Not recorded | 4WD | — |
| Steering Type | Not recorded | Power | — |
| Brake Type | Contracting band | Not recorded | — |
Electrical
| Spec | Allis Chalmers HD11 | Ford 7830 | Difference |
|---|---|---|---|
| Starter Type | Electric | Not recorded | — |
Capacities
| Spec | Allis Chalmers HD11 | Ford 7830 | Difference |
|---|---|---|---|
| Coolant | 11gal | Not recorded | — |
Operator Station
| Spec | Allis Chalmers HD11 | Ford 7830 | Difference |
|---|---|---|---|
| Type | Open operator station | Not recorded | — |
Category context
Both models against the field
Engine Power
median 200 hpA · 46th percentile (110 hp)B · 47th percentile (112 hp)
Engine Displacement
median 468 ciA · 58th percentile (516 ci)B · 45th percentile (401 ci)
Cylinders
median 6A · 50th percentile (6)B · 50th percentile (6)
Forward Gears
median 10A · 34th percentile (6)B · 69th percentile (16)
A · HD11B · 7830Median Crawler Tractor