Challenger MT665B VS Allis Chalmers 7080 specs comparison

Challenger MT665B
General InfosMake | Challenger |
Model | MT665B |
Country | United states |
Production | From 2005 Until 2008 |
Price | - |
Tractor type | Row Crop tractor |
Fuel | diesel |
Service repair manual | Challenger MT665B Manual |
Dimensions, sizes and tires
AG front tires | 380/85R34 |
AG rear tires | 480/80R46 |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 19,550 lbs or 8867 kg |
Length | 206 inches [523 cm] |
Width | 118 inches [299 cm] |
Height | 123.6 inches [313 cm] |
Wheelbase | 121.1 inches [307 cm] |
Ground clearance | 22.4 inches [56 cm] |
Turning radius | - |
Rear tread size | 60 to 88 inches |
Front tread size | - |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 513 ci or 8.4 L |
Cylinders | 6 cylinders 24 valves |
Engine power | 290 hp or 216.3 kW |
Engine RPM | 2200 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | electronic direct injection |
Fuel tank size | 159 gal or 601.8 L |
Oil capacity | 20 qts or 18.9 L |
Oil change | - |
Starter motor | - |
Starter volts | 12 V |
Parts And Accessories | Challenger MT665B Parts |
Batteries number | 2 |
Batteries voltage | 12 V |
Battries Amps | - |
Cold Amps | 775 |
Ground force | negative |
Charging system | alternator |
Charging Volts | - |
Charging Amps | 150 amps |
Trans system | TechStar |
Trans type | power shift |
Trans gears | 18 forward and 9 reverse |
Clutch system | - |
Wheel drive | 4x4 MFWD 4WD |
Final drive | inboard planetary |
Steering | power |
Braking system | hydraulic wet disc |
Cabin type | Cab standard with heat and A/C |
Differentiel lock | electrohydraulic front and rear |
System | pressure flow compensated |
Valves | 4 to 6 |
Pump flow | - |
SVC flow | - |
Steering flow | - |
Tank capacity | 26.4 gal or 99.9 L |
Hydraulic pressure | 2900 psi or 200.0 bar |
Max flow | 39 gpm or 147.6 lpm |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | 231.2 hp or 172.4 kW |
Fuel consumption | - |
Pulling power | 27,071 lbs or 12279 kg |
Claimed power | 240 hp or 179.0 kW |
Real power | 265.89 hp or 198.3 kW |
Engine @RPM | 540@2037 (rpm) |
PTO Clutch | electro-hydraulic wet disc |
Rear PTO | independent |
Rear PTO RPM | 540 (rpm) |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | 14.7 gal/hour or 55.6 l/hour |
Hitch system | - |
Rear hitch | III |
Rear hitch lift | 15,600 lbs or 7076 kg |
Front hitch | II |
Front hitch lift | 7,700 lbs or 3492 kg |

Allis Chalmers 7080
General InfosMake | Allis Chalmers |
Model | 7080 |
Country | United states |
Production | From 1975 Until 1981 |
Price | 54,561 USD |
Tractor type | Row Crop tractor |
Fuel | diesel |
Service repair manual | Allis Chalmers 7080 Manual |
Dimensions, sizes and tires
AG front tires | 11.00x16 |
AG rear tires | 23.1x30 |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 13,638 lbs or 6186 kg |
Length | 163 inches [414 cm] |
Width | 95.5 inches [242 cm] |
Height | - |
Wheelbase | 106 inches [269 cm] |
Ground clearance | 22 inches [55 cm] (front axle) |
Turning radius | - |
Rear tread size | - |
Front tread size | - |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 426 ci or 7.0 L |
Cylinders | 6 cylinders |
Engine power | 210 hp or 156.6 kW |
Engine RPM | 2550 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 64 gal or 242.2 L |
Oil capacity | 25 qts or 23.7 L |
Oil change | - |
Starter motor | - |
Starter volts | 12 V |
Parts And Accessories | Allis Chalmers 7080 Parts |
Batteries number | - |
Batteries voltage | 12 V |
Battries Amps | - |
Cold Amps | - |
Ground force | - |
Charging system | - |
Charging Volts | - |
Charging Amps | - |
Trans system | Allis-Chalmers Power Director |
Trans type | partial power shift |
Trans gears | 20 forward and 4 reverse |
Clutch system | - |
Wheel drive | 4x2 2WD |
Final drive | inboard planetary |
Steering | hydrostatic power |
Braking system | differential hydraulic wet disc |
Cabin type | Acousta cab standard with heat |
Differentiel lock | - |
System | closed center |
Valves | 2 |
Pump flow | 23 gpm or 87.1 lpm |
SVC flow | - |
Steering flow | 10 gpm or 37.9 lpm |
Tank capacity | - |
Hydraulic pressure | - |
Max flow | 47 gpm or 177.9 lpm |
Drawbar type | - |
Claimed power | 154 hp or 114.8 kW |
Drawbar horsepower | 148.89 hp or 111.0 kW |
Fuel consumption | 11.3 gal/hour or 42.8 l/hour |
Pulling power | 18,478 lbs or 8381 kg |
Claimed power | 181.5 hp or 135.3 kW |
Real power | 181.51 hp or 135.4 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 | 11.6 gal/hour or 43.9 l/hour |
Hitch system | - |
Rear hitch | 3/2 |
Rear hitch lift | 6,680 lbs or 3030 kg |
Front hitch | - |
Front hitch lift | - |
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Useful links and guides ....
- Challenger provided us with the latest version of its MT665B service repair manual
- Find All mechanical and electrical parts and accessories of Challenger MT665B farm-tractor here
- Get your Allis Chalmers 7080 manual book version
- Cabine, electrical And mechanical parts for Allis Chalmers 7080 farm-tractor here