| Manufacturer | Allis Chalmers |
| Price | 60,337(USD) |
| Model | 8070 |
| Equipment Type | Row-Crop Tractors |
| Factory | West Allis, Wisconsin, USA |
ENGINE DETAIL
The Allis Chalmers 8070 features a powerful 6-cylinder turbocharged liquid-cooled diesel engine with a displacement of 7.0L, ideal for heavy-duty agricultural tasks. With a high compression ratio of 15.5:1 and a rated RPM of 2400, it ensures efficient power delivery and torque, but may require high-quality fuel to optimize performance. A notable challenge is managing the cooling system, as it holds 36 quarts of coolant; regular maintenance is essential to prevent overheating during prolonged operations.
| Description | Allis Chalmers 670I turbocharged intercooled diesel 6-cylinder liquid-cooled inline |
| Displacemen | 426ci / 7.0L |
| Bore/Strok | 4.25x5.00inches / 108x 127mm |
| Air cleane | dry |
| Compressio | 15.5:1 |
| Rated RP | 2400 |
| Starter volt | 12 |
| Oil capacit | 19qts / 18.0L 21qts (3 filter) / 19.9L |
| Coolant capacit | 36qts / 34.1L |
ALLIS CHALMERS 8070 ENGINE
The Allis Chalmers 8070 is powered by a robust 7.0L 6-cylinder diesel engine, providing substantial torque for heavy-duty applications. Its engine design promotes fuel efficiency and reliable performance, making it suitable for tasks requiring sustained power over long periods. However, potential challenges may include maintenance complexity due to its vintage engineering and availability of parts, which could impact uptime in demanding farming scenarios.
| Description | Allis Chalmers 7.0L 6-cyl diesel |
TRANSMISSIONS OVERVIEW
The Allis Chalmers 8070 features a robust 20-speed partial power shift transmission, enabling seamless gear changes for varying field applications, enhancing productivity. The 12-speed Allis-Chalmers variant provides a straightforward and reliable shifting mechanism, ideal for operators seeking simplicity in operation. However, the complexity of the 20-speed system may require more maintenance and operator training, particularly in high-demand scenarios like heavy tillage or transport.
| Description | 20-speed partial power shift 12-speed Allis-Chalmers |
TRANSMISSION 1
The Allis Chalmers 8070 features a partial power shift transmission with 20 forward and 4 reverse gears, enabling efficient operation across diverse field conditions. The 29.6-quart oil capacity supports hydraulic functions, enhancing longevity and performance, but may require regular maintenance to prevent overheating. Its two-range, five-gear configuration allows flexibility for various tasks, although fine control may be more challenging at high speeds compared to fully manual transmissions.
| Transmissio | Allis-Chalmers Power Director |
| Typ | partial power shift |
| Gear | 20 forward and 4 reverse |
| Oil capacit | 29.6qts / 28.0L |
| Description | Five gears (1-5) in two ranges (slow/fast) with a two-speed power shift (low/high) controlled by left-hand lever |
SPEEDS 1
| Description | With 18.4x38 rear tires |
TRANSMISSION 2
The Allis Chalmers 8070 features a 12 forward and 2 reverse gear power shift transmission, facilitating smooth gear transitions in varying field conditions, crucial for optimizing engine performance. The necessity to engage the clutch for range shifting might present a challenge for operators seeking complete automation, though it grants greater control over power application. With a substantial oil capacity of 29.6 quarts, this system supports higher thermal efficiency and longevity, essential for sustained heavy-duty operations.
| Transmissio | Power Shift |
| Typ | Allis-Chalmers |
| Gear | 12 forward and 2 reverse |
| Oil capacit | 29.6qts / 28.0L |
| Description | Six power shift gears (1-6) in two ranges (slow/fast). Clutch must be used to shift range. Pressing the clutch pedal half-way automatically downshifts from 5th/6th to 4th gear |
SPEEDS 2
| Description | With 18.4x38 rear tires |
ALLIS CHALMERS 8070 TRANSMISSIONS
The Allis Chalmers 8070 tractor features a 20-speed partial power shift transmission, allowing for smooth gear transitions and maximizing power delivery for various field conditions. The 12-speed option enhances operational versatility, particularly in tasks requiring frequent speed adjustments, such as planting or tillage. However, potential challenges may include the complexity of the transmission system, necessitating careful maintenance to ensure optimal performance and longevity.
| Description | 20-speed partial power shift 12-speed Allis-Chalmers |
MECHANICAL
The Allis Chalmers 8070 features a versatile driveline with optional 4WD capabilities, enhancing traction on varied terrains. Its hydrostatic power steering provides improved maneuverability, while the hydraulic wet disc brakes ensure reliable stopping power, even under heavy loads. The Acousta cab with climate control offers operator comfort, making it ideal for long hours of operation in diverse environmental conditions.
| Driv | 4x2 2WD/4x4 MFWD 4WD (optional) |
| Differential loc | foot-button |
| Steerin | hydrostatic power |
| Description | Differential hydraulic wet discs brakes, Acousta cab standard with heat and air-conditioning. Optional radio and cassette tape player |
CAPACITY
| Fue | 60gal / 227.1L 25gal (optional tank) / 94.6L |
| Rear diff | 68.4qts / 64.7L |
HYDRAULICS
| Typ | closed-center load-sensitive |
| Valve | 2 or 3 |
| Pump flo | 22gpm / 83.3lpm 13.5gpm (transmission) / 51.1lpm |
| Total flo | 45gpm / 170.3lpm |
| Steering flo | 9.5gpm / 36.0lpm |
TRACTOR HITCH
| Rear Typ | III/II |
| Rear lift (at 24 | 8,200lbs / 3719kg |
POWER TAKE-OFF (PTO)
| Rear PT | independent |
| Rear RP | 1000 |
ALLIS CHALMERS 8070 TIRES
The Allis Chalmers 8070 features a 2WD configuration with optional tire sizes of 11.00-16 for the front and various rear options including 20.8-38, 18.4-42, and 16.9-38, allowing for tailored performance based on agricultural needs. A key advantage of this setup is improved traction and stability with larger rear tires, enhancing its capability for plowing and heavy-duty applications. However, the 2WD system may limit maneuverability and traction in wet or uneven terrains compared to 4WD alternatives.
| Ag fron | 11.00-16 (2WD) |
| Ag rea | 20.8-38 / 18.4-42 / 16.9-38 |
DIMENSIONS & TIRES
The Allis Chalmers 8070 features a wheelbase of 106 inches, offering stability during heavy towing operations. Weighing between 16,850 to 17,300 pounds ensures a solid footprint for traction, while the combination of 10.00-16 front tires and 18.4-38 rear tires provides adequate load-bearing capacity and rough terrain performance. This tractor is particularly advantageous for mid-to-large scale agricultural tasks, but operators should be cautious of maneuverability in tighter spaces due to its size.
| Wheelbas | 106inches / 269cm |
| Weigh | 16850 to 17300 pounds |
| Front tir | 10.00-16 |
| Rear tir | 18.4-38 |
ELECTRICAL
| Charging syste | alternator |
| Charging amp | 100 |
| Battery volt | 12 |