| Manufacturer | Allis Chalmers |
| Price | 178,202(USD) |
| Model | WC |
| Equipment Type | Row-Crop Tractors |
| Factory | West Allis, Wisconsin, USA |
NEBRASKA TRACTOR TEST 223
| Description | Distillate 201 4-speed 2WD May 2 - 16, 1934 Link: Nebraska Tractor Test 223 file Drawbar performance Gear 2 (steel); 4 (rubber) used for power test |
| Belt power (max) | 21.48hp / 16.0kW |
| Belt fuel use (max) | 2.1gal/hour / 7.9l/hour |
| Max power | 14.36hp / 10.7kW (steel)/19.17hp / 14.3kW (rubber) |
| Max pull | 1,921lbs / 871kg (steel)/1,735lbs / 786kg (rubber) |
NEBRASKA TRACTOR TEST 303
| Description | Distillate 201 4-speed 2WD May 31 - June 14, 1938 Link: Nebraska Tractor Test 303 file Drawbar performance Gear 1 used for pull test |
| Belt power (max) | 25.45hp / 19.0kW |
| Belt fuel use (max) | 2.6gal/hour / 9.8l/hour |
| Max power | 18.72hp / 14.0kW (steel)/20.41hp / 15.2kW (rubber) |
| Max pull | 2,599lbs / 1178kg (steel)/3,054lbs / 1385kg (rubber) |
ALLIS CHALMERS WC POWER
| Drawbar (claimed) | 12hp / 8.9kW |
| Belt (claimed) | 21hp / 15.7kW |
| Plows | 2 |
| Drawbar (tested) | 18.72hp / 14.0kW |
| Belt (tested) | 25.45hp / 19.0kW |
ENGINES OVERVIEW
The Allis Chalmers WC tractor features a Waukesha 3.0L gasoline engine or optional Allis-Chalmers 3.3L 4-cyl engines, offering versatility for fuel types including distillate. Advantages include a relatively simple design for easy maintenance, while the older ignition technologies may pose reliability challenges in harsh conditions. This tractor is suitable for small-scale farming and light-duty applications, where fuel type flexibility can enhance cost efficiency.
| Description | Waukesha 3.0L 4-cyl gasoline Allis-Chalmers 3.3L 4-cyl distillate Allis-Chalmers 3.3L 4-cyl gasoline |
ENGINE DETAIL 1
The Allis Chalmers WC tractor is powered by a Waukesha 4-cylinder gasoline engine, offering a displacement of 186 ci (3.0L), which provides adequate power for lighter agricultural tasks. Notably, it features a manual crank starter, which may pose a challenge in terms of ease of use and operator fatigue compared to electric starters common in modern tractors. Given its bore and stroke dimensions (3.625x4.50 inches), it is designed for a balance of torque and RPM, making it suitable for plowing and cultivating in small to medium-sized fields.
| Description | Waukesha gasoline 4-cylinder liquid-cooled Used on first 25 tractors built |
| Displacement | 186ci / 3.0L |
| Bore/Stroke | 3.625x4.50inches / 92x 114 mm |
| Starter type | manual crank |
ENGINE DETAIL 2
The Allis Chalmers WC tractor features a 201ci (3.3L) low-compression engine with a 4.2:1 compression ratio, optimized for distillate fuels, which can limit performance compared to higher compression engines. Its operational fuel consumption of 2.119 gallons/hour indicates moderate efficiency, but paired with a firing order of 1-2-4-3, this configuration promotes smoother operation at rated RPM of 1300. Maintenance considerations include valve clearances and spark plug gaps, which may require regular attention to ensure optimal engine performance and longevity.
| Description | Allis-Chalmers distillate 4-cylinder liquid-cooled vertical I-head Low-compression engine designed to operate on fuels rated at 30 octane or higher. |
| Displacement | 201ci / 3.3L |
| Bore/Stroke | 4.00x4.00inches / 102x 102 mm |
| Fuel use | 2.119gal/hour / 8.0l/hour |
| Air cleaner | oil bath |
| Compression | 4.2:1 |
| Rated RPM | 1300 |
| Firing order | 1-2-4-3 |
| Starter type | manual crank/electric |
| Coolant capacity | 14qts / 13.2L |
| Sparkplug gap | 0.030inches / 0.762 mm |
| Point gap | 0.020inches / 0.508 mm |
| Intake valve clearance | 0.010inches / 0.254 mm (hot) |
| Exhaust valve clearance | 0.010inches / 0.254 mm (hot) |
ENGINE OIL 1
The Allis Chalmers WC tractor has an oil capacity of 6 quarts (5.7 liters), which is essential for optimal engine lubrication and performance. Maintaining proper oil levels can prevent engine wear and prevent overheating, especially during heavy-duty operations. However, the relatively low oil capacity may necessitate more frequent oil changes in demanding scenarios to ensure long-term reliability and avoid potential oil breakdown.
| Oil capacity | 6 qts /5.7 L |
ENGINE DETAIL 3
The Allis Chalmers WC tractor features a 4-cylinder, 201ci gasoline engine with a low compression ratio of 5.0:1, making it suitable for lower-octane fuels but potentially limiting power output. Its manual/electric starting system and oil bath air cleaner enhance usability and maintenance efficiency, though fuel consumption at 2.861 gal/hour may present operational cost considerations. With a rated RPM of 1300, the tractor is designed for steady, low-speed applications typical in farming scenarios, where torque is prioritized over high-speed performance.
| Description | Allis-Chalmers gasoline 4-cylinder liquid-cooled vertical I-head |
| Displacement | 201ci / 3.3L |
| Bore/Stroke | 4.00x4.00inches / 102x 102 mm |
| Fuel use | 2.861gal/hour / 10.8l/hour |
| Air cleaner | oil bath |
| Compression | 5.0:1 |
| Rated RPM | 1300 |
| Firing order | 1-2-4-3 |
| Starter type | manual crank/electric |
| Coolant capacity | 14qts / 13.2L |
| Sparkplug gap | 0.030inches / 0.762 mm |
| Point gap | 0.020inches / 0.508 mm |
| Intake valve clearance | 0.010inches / 0.254 mm (hot) |
| Exhaust valve clearance | 0.010inches / 0.254 mm (hot) |
ENGINE OIL 2
The Allis Chalmers WC tractor has an oil capacity of 6 quarts (5.7 liters), which is relatively small compared to modern tractors, leading to more frequent oil changes for optimal engine performance. This limited capacity can be advantageous for applications requiring easy maintenance, but it may pose challenges during extensive operation, as frequent monitoring is essential to prevent engine wear. For optimal efficiency, consider using high-quality oil designed for vintage tractors to extend engine life and performance.
| Oil capacity | 6 qts /5.7 L |
ALLIS CHALMERS WC ENGINES
The Allis Chalmers WC tractor is equipped with a robust Waukesha 3.0L gasoline engine, offering dependable performance for diverse agricultural tasks. With a 15-gallon fuel tank and a 1-gallon auxiliary fuel tank, it provides extended operational time, making it suitable for prolonged fieldwork. However, users should consider the tractor's limited power output compared to modern alternatives, which may pose challenges for heavy-duty applications.
| Description | Waukesha 3.0L 4-cyl gasoline Allis-Chalmers 3.3L 4-cyl distillate Allis-Chalmers 3.3L 4-cyl gasoline |
| Fuel tank | 15gal / 56.8L |
| Aux. fuel | 1 gal /3.8 L |
TRANSMISSION
The Allis Chalmers WC tractor features a non-synchronized transmission with 4 forward and 1 reverse gear, making it less suitable for applications requiring frequent gear changes. With an oil capacity of 4 qts (3.8 L) and 5 qts (4.7 L) with PTO, ensuring optimal lubrication is crucial for longevity, particularly in colder conditions where SAE90 oil is recommended. Operators should avoid using fourth gear on steel wheels to prevent potential damage and inefficiency, making it essential to assess terrain before operation.
| Type | non-synchronized gear |
| Gears | 4 forward and 1 reverse |
| Oil capacity | 4 qts /3.8 L/5 qts /4.7 L (with PTO) |
| 32oF [0oC] | : SAE90 |
| Description | Operated via gearshift lever and foot clutch. Fourth gear was not recommended for tractors equipped with steel wheels. |
MECHANICAL
The Allis Chalmers WC tractor features a 4x2 2WD chassis, which limits its traction in challenging terrains but enhances maneuverability on flat fields. The manual steering and differential hand-operated mechanical drum brakes provide simplicity and reliability, yet may require more effort in handling and stopping. With a 4-speed non-synchronized gearbox, this tractor is suited for straightforward tasks but may pose challenges in smooth gear transitions, making it ideal for users experienced in operating older models.
| Chassis | 4x2 2WD |
| Steering | manual |
| Brakes | differential hand-operated mechanical drum |
| Cab | Open operator station with steel pan seat. |
| Transmission | 4-speed non-synchronized gear |
POWER TAKE-OFF (PTO)
| Rear PTO | transmission |
| Rear RPM | 535 |
ALLIS CHALMERS WC TIRES
The Allis Chalmers WC tractor features a narrow Ag front tire size of 5.25-17, which enhances maneuverability in tight spaces, making it suitable for small farms or orchards. The rear tire size of 11.25x24 provides excellent traction and stability, ideal for plowing or cultivating operations on uneven terrain. However, the limited power output of the WC may pose challenges in heavy-duty applications, necessitating consideration of load and soil conditions.
| Ag front | 5.25-17 |
| Ag rear | 11.25x24 |
DIMENSIONS
| Length | 136inches / 345cm |
| Width | 76inches / 193cm |
| Height | 63inches / 160cm |
| Ground clearance | 29inches / 73cm (rear axle) |
| Rear tread | 65 to 76inches / 165to 193 cm |
ALLIS CHALMERS WC WEIGHT
| Shipping | 2,700lbs / 1224kg (steel)/3,300lbs / 1496kg (rubber) |
| Operating | 3,190lbs / 1446kg (steel)/3,792lbs / 1720kg (rubber) |
| Ballasted | 4,545lbs / 2061kg |
DIMENSIONS & TIRES
The Allis Chalmers WC tractor, weighing between 2700 to 3792 pounds, offers a robust power-to-weight ratio suitable for various agricultural tasks. Its front tire size of 24x4 provides enhanced maneuverability, while the 40x6 rear tires support stability and traction, particularly in uneven terrains. However, the weight range could present challenges in smaller fields, necessitating careful assessment for compact applications.
| Weight | 2700 to 3792 pounds |
| Front tire | 24x4 |
| Rear tire | 40x6 |
WC SERIAL NUMBERS
| Location | Serial number is on the rear of the Allis-Chalmers WC, stamped into the differential housing. |
| 1933 | 1 |
| 1934 | 29 |
| 1935 | 3127 |
| 1936 | 13870 |
| 1937 | 31784 |
| 1938 | 60790 |
| 1939 | 75216 |
| 1940 | 91534 |
| 1941 | 103517 |
| 1942 | 114534 |
| 1943 | 123171 |
| 1944 | 127642 |
| 1945 | 134624 |
| 1946 | 148091 |
| 1947 | 152845 |
| 1948 | 170174 |
| Final | 178202 |
BELT PULLEY
| Diameter | 9 inches /22 cm |
| Width | 6.5inches / 16cm |
| RPM | 1170 |
ELECTRICAL
| Charging system | generator |
| Battery volts | 6 |
| Battery AH | 95 |