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| info | |
| 1974 - 1978, Utility tractor |
| Production | |
| Manufacturer: | Hefty |
| Type: | Utility tractor |
| Factory: | Juneau, Wisconsin, USA |
| Hefty F Power | |
| Engine: | 27 hp 20.1 kW |
| PTO (claimed): | 24 hp 17.9 kW |
| Hefty F Engine | |
| Fuel tank: | 5 gal 18.9 L |
| Mechanical | |
| Chassis: | 4x2 2WD |
| Steering: | manual |
| Brakes: | mechanical disc |
| Cab: | Open operator station. |
| Transmission: | 6-speed gear |
| Hydraulics | |
| Type: | open center |
| Pressure: | 2000 psi 137.9 bar |
| Pump flow: | 3.2 gpm 12.1 lpm |
| Tractor hitch | |
| Rear Type: | I |
| Control: | position control |
| Rear lift (at ends): | 1570 lbs 712 kg |
| Rear lift (at 24"/610mm): | 1210 lbs 548 kg |
| Power Take-off (PTO) | |
| Rear PTO: | independent |
| Rear RPM: | 540 (1.375) |
| Dimensions & Tires | |
| Wheelbase: | 72 inches 182 cm |
| Weight: | 2200 lbs 997 kg |
| Front tire: | 5.00x15 |
| Rear tire: | 11.2x24 |
| Electrical | |
| Ground: | negative |
| Battery volts: | 12 |
| info | |
| 1974 - 1978, Utility tractor |
| Engine Detail | |
| Continental R800-46, gasoline, 4-cylinder, liquid-cooled, The Continental R800 engine was built by Renault. | |
| Displacement: | 51.6 ci 0.8 L |
| Bore/Stroke: | 2.28x3.14 inches 58 x 80 mm |
| Power: | 27 hp 20.1 kW |
| Compression: | 8:1 |
| Rated RPM: | 3300 |
| Firing order: | 1-3-4-2 |
| Starter: | electric |
| Starter volts: | 12 |
| Coolant capacity: | 5 qts 4.7 L |
| info | |
| 1974 - 1978, Utility tractor |
| Transmission | |
| Type: | gear |
| Gears: | 6 forward and 1 reverse |
| info | |
| 1974 - 1978, Utility tractor |
| Hefty F Tires | |
| Ag front: | 5.00x15 |
| Ag rear: | 11.2x24 |
| Dimensions | |
| Wheelbase: | 72 inches 182 cm |
| Height: | 64 inches 162 cm |
| Shiping weight: | 2200 lbs 997 kg |
| Front tread: | 40 to 60 inches 101 to 152 cm |
| Rear tread: | 36 to 62 inches 91 to 157 cm |