Silver King R66 VS Caterpillar RD4 specs comparison
Silver King R66
General Infos| Make | Silver King |
| Model | R66 |
| Country | United states |
| Production | From 1936 Until 1939 |
| Price | - |
| Tractor type | Row Crop tractor |
| Fuel | gasoline |
| Service repair manual | Silver King R66 Manual |
Dimensions, sizes and tires
| AG front tires | 6.00x16 |
| AG rear tires | 9.00x24 |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 2,790 lbs or 1265 kg |
| Length | 128 inches [325 cm] |
| Width | 75 inches [190 cm] |
| Height | 64 inches [162 cm] |
| Wheelbase | - |
| Ground clearance | - |
| Turning radius | - |
| Rear tread size | - |
| Front tread size | - |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 133 ci or 2.2 L |
| Cylinders | 4 cylinders |
| Engine power | 24.5 hp or 18.3 kW |
| Engine RPM | 1400 (rpm) |
| Torque | - | Torque RPM | - |
| Fuel type | gasoline |
| Fuel injection | - |
| Fuel tank size | - |
| Oil capacity | - |
| Oil change | - |
| Starter motor | - |
| Starter volts | - |
| Parts And Accessories | Silver King R66 Parts |
| Batteries number | - |
| Batteries voltage | - |
| Battries Amps | - |
| Cold Amps | - |
| Ground force | - |
| Charging system | - |
| Charging Volts | - |
| Charging Amps | - |
| Trans system | - |
| Trans type | gear |
| Trans gears | 4 forward and 1 reverse |
| Clutch system | - |
| Wheel drive | 3x2 2WD |
| Final drive | - |
| Steering | manual |
| Braking system | - |
| 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 | 16.44 hp or 12.3 kW |
| Fuel consumption | - |
| Pulling power | 1647 lbs or 747 kg |
| Claimed power | - |
| Real power | - |
| Engine @RPM | - |
| PTO Clutch | - |
| Rear PTO | - |
| Rear PTO RPM | - |
| Front PTO | - |
| Front PTO RPM | - |
| Mid PTO | - |
| Mid PTO RPM | - |
| Fuel consumption | - |
| Hitch system | - |
| Rear hitch | - |
| Rear hitch lift | - |
| Front hitch | - |
| Front hitch lift | - |
Caterpillar RD4
General Infos| Make | Caterpillar |
| Model | RD4 |
| Country | United states |
| Production | From 1935 Until 1940 |
| Price | - |
| Tractor type | Agricultural Crawler tractor |
| Fuel | diesel |
| Service repair manual | Caterpillar RD4 Manual |
Dimensions, sizes and tires
| AG front tires | 44, 60-inch tracks |
| AG rear tires | 44, 60-inch tracks |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | - |
| Length | - |
| Width | - |
| Height | - |
| Wheelbase | - |
| Ground clearance | - |
| Turning radius | - |
| Rear tread size | - |
| Front tread size | - |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 312.1 ci or 5.1 L |
| Cylinders | 4 cylinders |
| Engine power | - |
| Engine RPM | 1400 (rpm) |
| Torque | - | Torque RPM | - |
| Fuel type | diesel |
| Fuel injection | - |
| Fuel tank size | - |
| Oil capacity | - |
| Oil change | - |
| Starter motor | - |
| Starter volts | - |
| Parts And Accessories | Caterpillar RD4 Parts |
| Batteries number | - |
| Batteries voltage | - |
| Battries Amps | - |
| Cold Amps | - |
| Ground force | - |
| Charging system | - |
| Charging Volts | - |
| Charging Amps | - |
| Trans system | - |
| Trans type | gear |
| Trans gears | 5 forward and 1 reverse |
| Clutch system | dry disc |
| Wheel drive | crawler |
| Final drive | - |
| Steering | - |
| Braking system | - |
| Cabin type | - |
| Differentiel lock | - |
| System | - |
| Valves | - |
| Pump flow | - |
| SVC flow | - |
| Steering flow | - |
| Tank capacity | - |
| Hydraulic pressure | - |
| Max flow | - |
| Drawbar type | - |
| Claimed power | - |
| Drawbar horsepower | 35.06 hp or 26.1 kW |
| Fuel consumption | - |
| Pulling power | 7852 lbs or 3561 kg |
| Claimed power | - |
| Real power | - |
| Engine @RPM | - |
| PTO Clutch | - |
| Rear PTO | - |
| Rear PTO RPM | - |
| Front PTO | - |
| Front PTO RPM | - |
| Mid PTO | - |
| Mid PTO RPM | - |
| Fuel consumption | - |
| Hitch system | - |
| Rear hitch | - |
| Rear hitch lift | - |
| Front hitch | - |
| Front hitch lift | - |
Related tractor comparison
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Caterpillar RD4 Cockshutt 80
Caterpillar RD4 McCormick-Deering TD-40
Choose another tractor
Useful links and guides ....
- Silver King provided us with the latest version of its R66 service repair manual
- Find All mechanical and electrical parts and accessories of Silver King R66 farm-tractor here
- Get your Caterpillar RD4 manual book version
- Cabine, electrical And mechanical parts for Caterpillar RD4 farm-tractor here