WS by Allis Chalmers
1950 - 1953
Production
Variants
1937 - 1942
| 1937 - 1942 |
| Agricultural Crawler tractor |
Production
| Production | |
| Manufacturer: | Allis Chalmers |
| Type: | Agricultural Crawler tractor |
| Factory: | Springfield, Illinois, USA |
| Total built: | 1,225 |
Variants
| Variants | |
| S: | gasoline |
| SO: | spark-ignition diesel |
| WS: | wide |
Allis Chalmers S Power
| Allis Chalmers S Power | |
| Drawbar (claimed): | 48 hp 35.8 kW |
| Belt (claimed): | 66 hp 49.2 kW |
| Drawbar (tested): | 68.9 hp 51.4 kW |
| PTO (tested): | 84.3 hp 62.9 kW |
| Belt (tested): | 74.82 hp 55.8 kW |
| power test details ... | |
Allis Chalmers S Engines
| Allis Chalmers S Engines | |
| Allis Chalmers 11.1L 4-cyl diesel | |
| Allis Chalmers 11.1L 4-cyl gasoline | |
| Fuel tank: | 64 gal 242.2 L |
| Engine details ... | |
Mechanical
| Mechanical | |
| Chassis: | crawler |
| Cab: | Open operator station. |
| Transmission: | 5-speed gear |
| Transmission details ... | |
Dimensions & Tracks
| Dimensions & Tracks | |
| Weight: | 20100 lbs 9117 kg |
| tracks | |
| Full dimensions and tracks ... | |
S Serial Numbers
| S Serial Numbers | |
| Location: | transmission case or instrument panel |
| 1937: | 3 |
| 1938: | 413 |
| 1939: | 585 |
| 1940: | 1085 |
| 1941: | 1128 |
| 1942: | 1212 |
| Last: | 1227 |
how to read serial numbers... | |
Allis Chalmers WS Power
62.6 kW
51.3 kW
62.9 kW
1950 - 1953
| 1950 - 1953 |
| Agricultural Crawler tractor |
Nebraska Tractor Test 337
| Nebraska Tractor Test 337 | |||
| | |||
Nebraska Tractor Test 337
| Nebraska Tractor Test 337 | |
| Gasoline 5-speed crawler November 18 - 24, 1939 Link: Nebraska Tractor Test 337 file | |
| Belt power (max): | 84.34 hp 62.9 kW |
| Belt fuel use (max): | 8.2 gal/hour 31.0 l/hour |
| Drawbar performance | |
| Max power: | 68.86 hp 51.3 kW |
| Gear 2 used for power test. | |
| Max pull: | 17843 lbs 8093 kg |
| Gear 1 used for pull test. | |
Allis Chalmers WS Engine
242.2 L
1950 - 1953
| 1950 - 1953 |
| Agricultural Crawler tractor |
Engine Detail
| Engine Detail | |
| Allis Chalmers | |
| gasoline | |
| 4-cylinder | |
| liquid-cooled | |
| Displacement: | 675.1 ci 11.1 L |
| Bore/Stroke: | 5.75x6.50 inches 146 x 165 mm |
| Fuel system: | Zenith 62A-12 carburetor |
| Air cleaner: | oil bath |
| Compression: | 5:1 |
| Rated RPM: | 1050 |
| Starter volts: | 12 |
| Coolant capacity: | 50 qts 47.3 L |
Mechanical
1950 - 1953
| 1950 - 1953 |
| Agricultural Crawler tractor |
Transmission
| Transmission | |
| Type: | gear |
| Gears: | 5 forward and 1 reverse |
| Clutch: | dry disc |
Speeds
| Speeds | |
Dimensions & Tires
9142 kg
1950 - 1953
| 1950 - 1953 |
| Agricultural Crawler tractor |
Allis Chalmers WS Tires
| Allis Chalmers WS Tires |
Dimensions
| Dimensions | |
| Weight: | 20,155 lbs 9142 kg |
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