International Harvester 966 VS Allis Chalmers 8550 specs comparison

International Harvester 966
General InfosMake | International Harvester |
Model | 966 |
Country | United states |
Production | From 1971 Until 1976 |
Price | 18,000 USD |
Tractor type | Row Crop tractor |
Fuel | diesel |
Service repair manual | International Harvester 966 Manual |
Dimensions, sizes and tires
AG front tires | 9.5L-15 |
AG rear tires | 18.4-34 |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 11,116 lbs or 5042 kg |
Length | 165 inches [419 cm] |
Width | 98 inches [248 cm] |
Height | - |
Wheelbase | 105 inches [266 cm] |
Ground clearance | 14 inches [35 cm] |
Turning radius | 13.3 feet [4.1 m] |
Rear tread size | - |
Front tread size | - |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 414 ci or 6.8 L |
Cylinders | 6 cylinders |
Engine power | 91 hp or 67.9 kW |
Engine RPM | 2400 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 37 gal or 140.0 L |
Oil capacity | 12 qts or 11.4 L |
Oil change | - |
Starter motor | - |
Starter volts | - |
Parts And Accessories | International Harvester 966 Parts |
Batteries number | 2 |
Batteries voltage | 6 V |
Battries Amps | 172 amps |
Cold Amps | - |
Ground force | - |
Charging system | - |
Charging Volts | - |
Charging Amps | 32 amps |
Trans system | Hydrostatic |
Trans type | - |
Trans gears | infinite forward and reverse |
Clutch system | - |
Wheel drive | 4x2 2WD |
Final drive | - |
Steering | hydrostatic power |
Braking system | Independent hydraulic dry disc |
Cabin type | Cab optional with heat and A/C |
Differentiel lock | - |
System | open center |
Valves | 1 to 4 |
Pump flow | 12 gpm or 45.4 lpm |
SVC flow | - |
Steering flow | 9 gpm or 34.1 lpm |
Tank capacity | 22.5 gal or 85.2 L |
Hydraulic pressure | 2000 psi or 137.9 bar |
Max flow | 24 gpm or 90.8 lpm |
Drawbar type | - |
Claimed power | 84 hp or 62.6 kW |
Drawbar horsepower | 85.21 hp or 63.5 kW |
Fuel consumption | 6.9 gal/hour or 26.1 l/hour |
Pulling power | 10,036 lbs or 4552 kg |
Claimed power | 95 hp or 70.8 kW |
Real power | 101.52 hp or 75.7 kW |
Engine @RPM | - |
PTO Clutch | - |
Rear PTO | independent |
Rear PTO RPM | 540 (rpm) |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | 6.5 gal/hour or 24.6 l/hour |
Hitch system | - |
Rear hitch | 2 |
Rear hitch lift | 5,000 lbs or 2268 kg |
Front hitch | - |
Front hitch lift | - |

Allis Chalmers 8550
General InfosMake | Allis Chalmers |
Model | 8550 |
Country | United states |
Production | From 1978 Until 1981 |
Price | 86,753 USD |
Tractor type | Four wheel Drive (4WD) tractor |
Fuel | diesel |
Service repair manual | Allis Chalmers 8550 Manual |
Dimensions, sizes and tires
AG front tires | 20.8x34 |
AG rear tires | 20.8x34 |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 26,400 lbs or 11975 kg |
Length | 285 inches [723 cm] |
Width | 95.5 inches [242 cm] |
Height | 139 inches [353 cm] |
Wheelbase | 126 inches [320 cm] |
Ground clearance | 17 inches [43 cm] |
Turning radius | - |
Rear tread size | 62 to 123 inches |
Front tread size | 62 to 123 inches |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 731 ci or 12.0 L |
Cylinders | 6 cylinders 24 valves |
Engine power | 300 hp or 223.7 kW |
Engine RPM | 2500 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 170 gal or 643.5 L |
Oil capacity | 46 qts or 43.5 L |
Oil change | - |
Starter motor | - |
Starter volts | 12 V |
Parts And Accessories | Allis Chalmers 8550 Parts |
Batteries number | 4 |
Batteries voltage | 12 V |
Battries Amps | - |
Cold Amps | - |
Ground force | negative |
Charging system | alternator |
Charging Volts | - |
Charging Amps | - |
Trans system | Power Director |
Trans type | partial power shift |
Trans gears | 20 forward and 4 reverse |
Clutch system | - |
Wheel drive | 4x4 articulated 4WD |
Final drive | - |
Steering | hydrostatic power |
Braking system | hydraulic wet discs |
Cabin type | Acousta Cab II standard with heat and air-conditioning |
Differentiel lock | - |
System | closed center |
Valves | 3 or 4 |
Pump flow | 74.9 gpm or 283.5 lpm |
SVC flow | - |
Steering flow | - |
Tank capacity | - |
Hydraulic pressure | - |
Max flow | - |
Drawbar type | - |
Claimed power | 210 hp or 156.6 kW |
Drawbar horsepower | 217.92 hp or 162.5 kW |
Fuel consumption | 17.5 gal/hour or 66.2 l/hour |
Pulling power | 26,220 lbs or 11893 kg |
Claimed power | 250 hp or 186.4 kW |
Real power | 253.88 hp or 189.3 kW |
Engine @RPM | - |
PTO Clutch | - |
Rear PTO | independent |
Rear PTO RPM | 1000 (rpm) |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | 17.4 gal/hour or 65.9 l/hour |
Hitch system | - |
Rear hitch | IV/III |
Rear hitch lift | - |
Front hitch | - |
Front hitch lift | - |
Related tractor comparison


Allis Chalmers 8550 Kubota L4202


Allis Chalmers 8550 David Brown 1290


Allis Chalmers 8550 Hinomoto E282


Allis Chalmers 8550 International Harvester 986


International Harvester 966 Massey Ferguson 1134


Allis Chalmers 8550 Ford 7600
Choose another tractor
Useful links and guides ....
- International Harvester provided us with the latest version of its 966 service repair manual
- Find All mechanical and electrical parts and accessories of International Harvester 966 farm-tractor here
- Get your Allis Chalmers 8550 manual book version
- Cabine, electrical And mechanical parts for Allis Chalmers 8550 farm-tractor here