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 Valmet 6650
Image not recorded
ValmetModel B
Valmet 6650
Row Crop
- power
- 109 hp
- displacement
- 268 ci
- Cylinders
- 4
- Forward gears
- 36
Allis ChalmersAllis Chalmers HD11
vs
ValmetValmet 6650
How they compare
Headline specs vs. the whole Crawler
Engine Power
▲ HD11 higher · +1 hp (<1%)HD11110 hp
6650109 hp
Median Crawler Tractor200 hp
HD11 is in the 46th percentile; 6650 is in the 46th · 142 models
Engine Displacement
▲ HD11 higher · +248 ci (+93%)HD11516 ci
6650268 ci
Median Crawler Tractor468 ci
HD11 is in the 58th percentile; 6650 is in the 36th · 191 models
Cylinders
▲ HD11 higher · +2 (+50%)HD116
66504
Median Crawler Tractor6
HD11 is in the 50th percentile; 6650 is in the 33rd · 192 models
Forward Gears
▲ 6650 higher · +30 (+500%)HD116
665036
Median Crawler Tractor10
HD11 is in the 34th percentile; 6650 is in the 99th · 179 models
HD11 (A)6650 (B)Median Crawler Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Allis Chalmers HD11 | Valmet 6650 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Valmet | — |
| Model | HD11 | 6650 | — |
| Category | Crawler, Agricultural | Row Crop | — |
Engine
| Spec | Allis Chalmers HD11 | Valmet 6650 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Valmet | — |
| Model | HD-516 | 420 DWRE | — |
| Power Output | 110hp | 109hp | ▲ HD11+1 hp · <1% |
| Rated RPM | 1,800RPM | 2,200RPM | ▲ 6650+400 RPM · +22% |
| Cylinders | 6 | 4 | ▲ HD11+2 · +50% |
| Displacement | 516ci | 268ci | ▲ HD11+248 ci · +93% |
| Bore | 4.5in | 4.3in | ▲ HD11+0.2 in · +5% |
| Stroke | 5.6in | 4.7in | ▲ HD11+0.8 in · +17% |
Transmission
| Spec | Allis Chalmers HD11 | Valmet 6650 | Difference |
|---|---|---|---|
| Type | Sliding Gear | Three-speed powershift | — |
Dimensions & Weight
| Spec | Allis Chalmers HD11 | Valmet 6650 | Difference |
|---|---|---|---|
| Length | 154in | 178in | ▲ 6650+24 in · +16% |
| Width | 40in | 85.8in | ▲ 6650+45.8 in · +115% |
| Height | 84in | 110in | ▲ 6650+26 in · +31% |
| Operating Weight | 21,000lb | 10,251lb | ▲ HD11+10,749 lb · +105% |
Hydraulics
| Spec | Allis Chalmers HD11 | Valmet 6650 | Difference |
|---|---|---|---|
| Steering Type | Not recorded | Power | — |
Hitch & Towing
| Spec | Allis Chalmers HD11 | Valmet 6650 | Difference |
|---|---|---|---|
| Hitch Type | Not recorded | Category 3 | — |
| Hitch Category | Not recorded | III | — |
| Hitch Position | Not recorded | Rear | — |
Chassis & Drive
| Spec | Allis Chalmers HD11 | Valmet 6650 | 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 | Valmet 6650 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
Capacities
| Spec | Allis Chalmers HD11 | Valmet 6650 | Difference |
|---|---|---|---|
| Coolant | 11gal | Not recorded | — |
Operator Station
| Spec | Allis Chalmers HD11 | Valmet 6650 | Difference |
|---|---|---|---|
| Type | Open operator station | Cab | — |
Category context
Both models against the field
Engine Power
median 200 hpA · 46th percentile (110 hp)B · 46th percentile (109 hp)
Engine Displacement
median 468 ciA · 58th percentile (516 ci)B · 36th percentile (268 ci)
Cylinders
median 6A · 50th percentile (6)B · 33rd percentile (4)
Forward Gears
median 10A · 34th percentile (6)B · 99th percentile (36)
Operating Weight
median 23,320 lbA · 48th percentile (21,000 lb)B · 33rd percentile (10,251 lb)
A · HD11B · 6650Median Crawler Tractor