Allis Chalmers
Allis Chalmers K
The Allis Chalmers K is an agricultural crawler tractor produced from 1929 to 1943. It was built in Springfield, Illinois, USA, with a total production of 9,468 units. The tractor features a liquid-cooled 8.4L 4-cylinder gasoline engine, with a fuel tank capacity of 39 gallons. It has a crawler drive with an open operator station. Transmission options include a 3-speed gear for early models and a 4-speed gear introduced in 1935. The tractor's drawbar power is claimed at 35.5 hp and tested at 53.6 hp. It weighs 11,500 lbs and runs on 15-inch wide tracks. Variants include the K, WK (wide gas), KO (diesel), and WKO (wide diesel).
Power54 hp[B]
Founded1929 - 1943
ModelK
Technical Specifications
Detailed specifications and technical data for Allis Chalmers K
Power
| Belt (tested) | 62.22 hp (46.4 kW) |
|---|---|
| Belt (claimed) | 49.3 hp (36.8 kW) |
| Drawbar (tested) | 53.6 hp (40.0 kW) |
| Drawbar (claimed) | 35.5 hp (26.5 kW) |
Engine
| Type | Allis Chalmers 8.4L 4-cyl gasoline |
|---|---|
| Fuel tank | 39 gal (147.6 L) |
| Rated RPM | 1050 |
| Air cleaner | oil bath |
| Bore/Stroke | 5.00x6.50 inches (127 x 165 mm) |
| Compression | 5.2:1 |
| Displacement | 510.5 ci (8.4 L) |
| Engine Detail | Allis Chalmers gasoline 4-cylinder liquid-cooled vertical I-head |
| Coolant capacity | 44 qts (41.6 L) |
Tracks
| Width | 15 inches (38 cm) |
|---|---|
| Area on ground | 2010 in² (1.3 m²) |
| Ground pressure | 5.46 psi (0.4 bar) |
| Length on ground | 67 inches (170 cm) |
Variants
| K | gasoline |
|---|---|
| KO | diesel |
| WK | wide gas |
| WKO | wide diesel |
Dimensions
| Width | 65.9 inches (167 cm) |
|---|---|
| Length | 124 inches (314 cm) |
| Weight | 11500 lbs (5216 kg) |
| Gauge K | 48 inches (121 cm) |
| Gauge WK | 63 inches (160 cm) |
| Height (hood) | 64 inches (162 cm) |
Mechanical
| Drive | crawler |
|---|---|
| Operator station | Open operator station. |
Production
| Type | Agricultural Crawler tractor |
|---|---|
| Built in | Springfield, Illinois, USA |
| Total built | 9,468 |
| Manufacturer | Allis Chalmers |
Transmission
| Note | The three-speed transmission was used on early models. The four-speed transmission was introduced in 1935 at tractor serial number 4451. |
|---|---|
| Type | gear |
| Oil capacity | 22 qts (20.8 L) |
| Gears (from 1935) | 4 forward and 1 reverse |
| Gears (early models) | 3 forward and 1 reverse |
| Transmission options | 3-speed gear, 4-speed gear |
Serial Numbers
| 1929 | 1 |
|---|---|
| 1930 | 49 |
| 1931 | 1373 |
| 1932 | 2334 |
| 1933 | 2654 |
| 1934 | 3046 |
| 1935 | 3594 |
| 1936 | 4793 |
| Location | Serial number on the transmission case or instrument panel |
Related Models
Allis Chalmers WKModelWK
Allis Chalmers KOModelKO
Allis Chalmers WKOModelWKO
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