| Manufacturer | Allis Chalmers |
| Price | 5,300(USD) |
| Model | D19 |
| Equipment Type | Row-Crop Tractors |
| Factory | West Allis, Wisconsin, USA |
NEBRASKA TRACTOR TEST 810 2
| Description | Gasoline 8-speed 2WD April 3 - 19, 1962 Link: Nebraska Tractor Test 810 file PTO performance Drawbar performance, Gear 5 used for power test Gear 1 used for pull test |
| Power at rated engine speed | 71.54hp / 53.3kW |
| Fuel use | 6.8gal/hour / 25.7l/hour |
| Power at rated PTO speed | 65.19hp / 48.6kW |
| Max power | 63.91hp / 47.7kW |
| Max pull | 8,587lbs / 3895kg |
NEBRASKA TRACTOR TEST 811 2
| Description | Diesel 8-speed 2WD April 3 - 18, 1962 Link: Nebraska Tractor Test 811 file PTO performance Drawbar performance Gear 5 used for power test Gear 1 used for pull test |
| Power at rated engine speed | 66.92hp / 49.9kW |
| Fuel use | 5.4gal/hour / 20.4l/hour |
| Power at rated PTO speed | 64.83hp / 48.3kW |
| Max power | 62.05hp / 46.3kW |
| Max pull | 8,459lbs / 3837kg |
NEBRASKA TRACTOR TEST 814 2
| Description | LP gas 8-speed 2WD April 9 - 19, 1962 Link: Nebraska Tractor Test 814 file PTO performance Drawbar performance Gear 5 used for power test Gear 1 used for pull test |
| Power at rated engine speed | 66.19hp / 49.4kW |
| Fuel use | 7.5gal/hour / 28.4l/hour |
| Power at rated PTO speed | 59.88hp / 44.7kW |
| Max power | 58.29hp / 43.5kW |
| Max pull | 8,674lbs / 3934kg |
ALLIS CHALMERS D19 POWER
| Engine | 85hp / 63.4kW |
| Diesel Drawbar (claimed) | 62.5hp / 46.6kW |
| Gas Drawbar (claimed) | 66.5hp / 49.6kW |
| LP-gas Drawbar (claimed) | 61.5hp / 45.9kW |
| Diesel PTO (claimed) | 70.4hp / 52.5kW |
| Gas PTO (claimed) | 75.3hp / 56.2kW |
| LP-gas PTO (claimed) | 69.6hp / 51.9kW |
| Plows | 5 |
| Drawbar (tested) | 63.91hp / 47.7kW |
| PTO (tested) | 71.54hp / 53.3kW |
ENGINES OVERVIEW
The Allis Chalmers D19 tractor features a robust 4.3L 6-cylinder engine available in gasoline, diesel, and LP gas variants, providing versatility in fuel choice depending on operational needs. The gasoline model delivers higher RPMs and quicker startup, while the diesel variant offers improved torque and fuel efficiency, making it ideal for heavy-duty tasks. However, potential challenges include the weight of the diesel model, impacting maneuverability, and the need for regular maintenance across all fuel types to ensure optimal performance.
| Description | Allis Chalmers 4.3L 6-cyl gasoline Allis-Chalmers 4.3L 6-cyl diesel Allis-Chalmers 4.3L 6-cyl LP gas |
ENGINE DETAIL 1
The Allis Chalmers D19 features a robust 262ci (4.3L) gasoline 6-cylinder engine, delivering 85hp at a rated RPM of 2000, ideal for farm tasks requiring moderate power while maintaining efficiency. Its dry air cleaner with a precleaner enhances airflow and filtration, supporting optimal engine performance, although it may demand more maintenance than oil-bath alternatives. With an 8.0:1 compression ratio, the D19 strikes a balance between power and reliability, suitable for a variety of agricultural applications, but it may struggle in high-altitude conditions where oxygen levels are lower.
| Description | Allis Chalmers gasoline 6-cylinder liquid-cooled |
| Displacement | 262ci / 4.3L |
| Bore/Stroke | 3.5625x4.375inches / 90x 111mm |
| Power | 85hp / 63.4kW |
| Air cleaner | dry with precleaner |
| Compression | 8.0:1 |
| Rated RPM | 2000 |
| Starter volts | 12 |
ENGINE DETAIL 2
The Allis Chalmers D19 features a robust turbocharged 6-cylinder diesel engine with a displacement of 262 ci, delivering 80 hp at 2000 RPM, which is advantageous for moderate-duty agricultural tasks. With a high compression ratio of up to 15.0:1 in later models, it offers improved fuel efficiency but may require better quality diesel fuel to avoid knock. The dry air cleaner with precleaner is beneficial for dusty environments, although it necessitates regular maintenance to ensure optimal engine performance.
| Description | Allis-Chalmers turbocharged diesel 6-cylinder liquid-cooled |
| Displacement | 262ci / 4.3L |
| Bore/Stroke | 3.5625x4.375inches / 90x 111mm |
| Power | 80hp / 59.7kW |
| Air cleaner | dry with precleaner |
| Compression | 14.0:1 (early)/15.0:1 (late) |
| Rated RPM | 2000 |
| Starter volts | 12 |
ENGINE DETAIL 3
The Allis-Chalmers D19 features a robust 6-cylinder LP gas engine with a 262ci displacement, producing 80hp at 2000 RPM, which offers efficient performance for agricultural tasks. Its dry air cleaner with a precleaner enhances engine longevity by ensuring cleaner intake airflow. Advantages include lower emissions compared to gasoline engines and the ability to operate in less combustible environments; however, limitations on fuel availability and higher initial costs may pose challenges in some scenarios.
| Description | Allis-Chalmers LP gas 6-cylinder liquid-cooled |
| Displacement | 262ci / 4.3L |
| Bore/Stroke | 3.5625x4.375inches / 90x 111mm |
| Power | 80hp / 59.7kW |
| Air cleaner | dry with precleaner |
| Compression | 9.35:1 |
| Rated RPM | 2000 |
| Starter volts | 12 |
ALLIS CHALMERS D19 ENGINES
The Allis Chalmers D19 features a versatile 4.3L 6-cylinder engine available in gasoline, diesel, and LP gas configurations, allowing users to choose based on fuel availability and operational preferences. The diesel variant offers enhanced torque and fuel efficiency, while the gasoline and LP options provide smoother operation and easier cold starts. A challenge may arise in sourcing specific fuel types and ensuring compatibility with local regulations or practices, impacting operational flexibility.
| Description | Allis Chalmers 4.3L 6-cyl gasoline Allis-Chalmers 4.3L 6-cyl diesel Allis-Chalmers 4.3L 6-cyl LP gas |
TRANSMISSION
The Allis Chalmers D19's Power Director transmission offers versatility with 8 forward and 2 reverse gears, making it suitable for various agricultural tasks and terrain conditions. The sliding gear design enhances durability but may require more maintenance compared to continuous variable transmissions. Operators should be mindful of potential wear on gears during heavy loads or frequent shifting to ensure longevity.
| Transmission | Power Director |
| Type | sliding gear |
| Gears | 8 forward and 2 reverse |
SPEEDS
| Description | With 15.8x38 rear tires |
MECHANICAL
The Allis Chalmers D19 features a 4x2 2WD chassis, making it suitable for flat terrain but limiting its traction in muddy or hilly conditions. The power-assisted steering enhances maneuverability, which is beneficial for tasks requiring precision in confined spaces. The 8-speed sliding gear transmission offers versatility in speed selection, but may require more operator skill to manage effectively compared to modern hydrostatic systems.
| Chassis | 4x2 2WD |
| Steering | power assist |
| Brakes | differential mechanical band and dry disc |
| Cab | Open operator station |
| Transmission | 8-speed sliding gear |
TRACTOR HITCH
| Rear Type | II |
| Type | Snap-Coupler |
POWER TAKE-OFF (PTO)
| Rear PTO | live |
| Rear RPM | 540 |
ALLIS CHALMERS D19 TIRES
The Allis Chalmers D19 features a single front tire size of 9.00x10, providing a compact turning radius suitable for small fields and maneuverability in tight spaces. The rear tire options include versatile sizes such as 16.9x34 and 18.4x34, allowing for improved traction on various terrains, including rice paddies with the 23.1x26 configuration that enhances flotation in muddy conditions. However, the trade-off may include potential stability issues with narrower front tires during heavy loads.
| Ag front | 9.00x10 (single front) |
| Ag rear | 16.9x34/14.9x38/18.4x34/23.1x26 (rice) |
DIMENSIONS
| Wheelbase | 102.4inches / 260cm |
| Length | 154inches / 391cm |
| Width | 83.6inches / 212cm |
| Height | 89inches / 226cm |
| Front tread | 60 to 84inches / 152to 213cm |
| Rear tread | 60 to 88inches / 152to 223cm (PAVT) |
ALLIS CHALMERS D19 WEIGHT
| Operating | 6,650lbs / 3016kg (gas) 6,840lbs / 3102kg (diesel) |
| Ballasted | 11,210lbs / 5084kg |
DIMENSIONS & TIRES
The Allis Chalmers D19 tractor features a wheelbase of 102.4 inches, providing stability and maneuverability for both field and road operations. Weighing between 6650 to 6840 pounds, it offers solid ballast for traction, particularly with its rear tire size of 15.5x38, which is advantageous in heavy tillage applications. However, the smaller front tire size of 6.50x16 may limit flotation in muddy conditions, posing challenges during wet soil operations.
| Wheelbase | 102.4inches / 260cm |
| Weight | 6650 to 6840 pounds |
| Front tire | 6.50x16 |
| Rear tire | 15.5x38 |
D19 SERIAL NUMBERS
| Location | Top side of rear axle, below the seat |
| 1961 | 1001 |
| 1962 | 1250 |
| 1963 | 12001 |
| 1964 | 14945 |