Farmall 666 VS Challenger 65C specs comparison
Farmall 666
General Infos| Make | Farmall |
| Model | 666 |
| Country | United states |
| Production | From 1972 Until 1976 |
| Price | 11,875 USD |
| Tractor type | - |
| Fuel | diesel |
| Service repair manual | Farmall 666 Manual |
Dimensions, sizes and tires
| AG front tires | 7.50-16 |
| AG rear tires | 15.5-38 |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 7053 lbs or 3199 kg |
| Length | - |
| Width | - |
| Height | - |
| Wheelbase | 103 inches [261 cm] |
| Ground clearance | - |
| Turning radius | - |
| Rear tread size | - |
| Front tread size | - |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 291 ci or 4.8 L |
| Cylinders | 6 cylinders |
| Engine power | - |
| Engine RPM | 2000 (rpm) |
| Torque | - | Torque RPM | - |
| Fuel type | diesel |
| Fuel injection | - |
| Fuel tank size | - |
| Oil capacity | - |
| Oil change | - |
| Starter motor | - |
| Starter volts | 12 V |
| Parts And Accessories | Farmall 666 Parts |
| Batteries number | - |
| Batteries voltage | 12 V |
| Battries Amps | - |
| Cold Amps | - |
| Ground force | - |
| Charging system | - |
| Charging Volts | - |
| Charging Amps | - |
| Trans system | Torque-Amplifier |
| Trans type | partial power shift |
| Trans gears | 10 forward and 2 reverse |
| Clutch system | dry disc |
| Wheel drive | 4x2 2WD |
| Final drive | - |
| Steering | hydrostatic power |
| Braking system | dry disc |
| Cabin type | Open operator station |
| Differentiel lock | - |
| System | - |
| Valves | - |
| Pump flow | - |
| SVC flow | - |
| Steering flow | - |
| Tank capacity | - |
| Hydraulic pressure | - |
| Max flow | - |
| Drawbar type | - |
| Claimed power | - |
| Drawbar horsepower | 53.10 hp or 39.6 kW |
| Fuel consumption | 5.6 gal/hour or 21.2 l/hour |
| Pulling power | 8,310 lbs or 3769 kg |
| Claimed power | - |
| Real power | 65.41 hp or 48.8 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 | 5.3 gal/hour or 20.1 l/hour |
| Hitch system | - |
| Rear hitch | II |
| Rear hitch lift | - |
| Front hitch | - |
| Front hitch lift | - |
Challenger 65C
General Infos| Make | Challenger |
| Model | 65C |
| Country | United states |
| Production | From 1993 Until 1994 |
| Price | - |
| Tractor type | Agricultural Crawler tractor |
| Fuel | diesel |
| Service repair manual | Challenger 65C Manual |
Dimensions, sizes and tires
| AG front tires | 25-in track |
| AG rear tires | 25-in track |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 32875 lbs or 14912 kg |
| Length | 232 inches [589 cm] |
| Width | 120 inches [304 cm] |
| Height | 128 inches [325 cm] |
| Wheelbase | 107.1 inches [272 cm] |
| Ground clearance | - |
| Turning radius | - |
| Rear tread size | 90 inches |
| Front tread size | 90 inches |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 638 ci or 10.5 L |
| Cylinders | 6 cylinders |
| Engine power | 285 hp or 212.5 kW |
| Engine RPM | 2100 (rpm) |
| Torque | - | Torque RPM | - |
| Fuel type | diesel |
| Fuel injection | direct injection |
| Fuel tank size | 209 gal or 791.1 L |
| Oil capacity | 27.5 qts or 26.0 L |
| Oil change | - |
| Starter motor | electric |
| Starter volts | 12 V |
| Parts And Accessories | Challenger 65C Parts |
| Batteries number | 2 |
| Batteries voltage | 12 V |
| Battries Amps | - |
| Cold Amps | 750 |
| Ground force | negative |
| Charging system | alternator |
| Charging Volts | - |
| Charging Amps | 115 amps |
| Trans system | - |
| Trans type | full power shift |
| Trans gears | 10 forward and 2 reverse |
| Clutch system | - |
| Wheel drive | crawler |
| Final drive | - |
| Steering | power |
| Braking system | hydraulic wet disc |
| Cabin type | Cab standard |
| Differentiel lock | - |
| System | closed center |
| Valves | 4 |
| Pump flow | 27 gpm or 102.2 lpm |
| SVC flow | - |
| Steering flow | 61.4 gpm or 232.4 lpm |
| Tank capacity | 29 gal or 109.8 L |
| Hydraulic pressure | 2550 psi or 175.8 bar |
| Max flow | - |
| Drawbar type | - |
| Claimed power | 225 hp or 167.8 kW |
| Drawbar horsepower | 220.32 hp or 164.3 kW |
| Fuel consumption | 15.7 gal/hour or 59.4 l/hour |
| Pulling power | 32714 lbs or 14839 kg |
| Claimed power | 250 hp or 186.4 kW |
| Real power | 250.16 hp or 186.5 kW |
| Engine @RPM | - |
| PTO Clutch | - |
| Rear PTO | - |
| Rear PTO RPM | 1000 (rpm) |
| Front PTO | - |
| Front PTO RPM | - |
| Mid PTO | - |
| Mid PTO RPM | - |
| Fuel consumption | 15.3 gal/hour or 57.9 l/hour |
| Hitch system | - |
| Rear hitch | III/IV |
| Rear hitch lift | 11,370 lbs or 5157 kg |
| Front hitch | - |
| Front hitch lift | - |
Related tractor comparison
Challenger 65C Iseki TF17F
Farmall 666 CaseIH CS 78
Challenger 65C JCB Fastrac 155
Farmall 666 Valmet 6100
Challenger 65C Valmet 465
Challenger 65C CaseIH CS 86
Choose another tractor
Useful links and guides ....
- Farmall provided us with the latest version of its 666 service repair manual
- Find All mechanical and electrical parts and accessories of Farmall 666 farm-tractor here
- Get your Challenger 65C manual book version
- Cabine, electrical And mechanical parts for Challenger 65C farm-tractor here