The Wheel Horse C-120 is a garden tractor model from the C series, manufactured from 1974 to 1977 by Wheel Horse in South Bend, Indiana, USA. It was available in a two-wheel drive (2WD) version.
The Wheel Horse C-120 is equipped with a 476 cc (29.0 cu·in) single-cylinder gasoline engine with 85.7 mm (3.39 in) of the cylinder bore and 82.6 mm (3.27 in) of the piston stroke, and one of two transmissions: a belt-driven gear transmission with 6 forward and 2 reverse gears or a belt-driven hydrostatic transmission with infinite forward and reverse gears.
The Wheel Horse C120 garden tractor features:
- The Kohler K301AS gasoline engine which produces 12.1 PS (8.9 kW; 12.0 HP) at 3,600 rpm of horsepower
- Manual steering
- Open operator station
General specifications
| General Specifications | |
| Model | Wheel Horse C-120 |
| Tractor type | Garden tractor |
| Production years | 1974-1977 |
| Factory | South Bend, Indiana, USA |
| Dimensions and weight | |
| Length | 1,650 mm (65 in) |
| Width | 910 mm (35.8 in) |
| Height | 1,040 mm (40.9 in) |
| Wheel base | 1,150 mm (45.3 in) |
| Weight | 270 kg (595 lbs) |
| Fuel capacity | |
| Fuel tank capacity | 11.5 liters (3 US gal.; 2.5 Imp. gal) |
Engine
| Engine Specifications | |
| Engine model | Kohler K301S |
| Engine type | 4-stroke, L-head (side valve), single-cylinder |
| Displacement | 476 cm3, (29.0 cu·in) |
| Bore and stroke | 85.7 mm X 82.6 mm (3.37 in X 3.25 in) |
| Max. horsepower | 12.2 PS (9.0 kW; 12.0 HP) at 3,600 rpm |
| Cooling system | Forced air |
| Lubricating system | Splash type |
| Fuel system | Carburetor |
| Starting system | Electirc starter |
| Compression pressure | |
| Normal: | 7.7-8.4 kg/cm2 (7.6-8.3 bar, 110-120 psi) / 1,000 rpm |
| Valve clearance | |
| Intake valve clearance: | 0.20-0.25 mm (0.0079-0.0098 in) |
| Exhaust valve clearance: | 0.43-0.48 mm (0.0169-0.0189 in) |
| Oil system | |
| Lubrication system: | Splash type |
| Oil type: | API SF or SG |
| Recommended oil: |
Summer: SAE 30W Winter: SAE 5W-20, 5W-30 |
| Oil capacity: | 1.4 L (1.5 US. qt, 1.2 Imp. qt.) |
| Ignition system | |
| Spark plug: | Champion RH10 |
| Spark plug gap: | 0.65 mm (0.0256 in) |
| Spark plug torque: | 27 N·m (2.8 kg·m, 19.9 ft·lb) |
Transmission and chassis
| Chassis, steering and brakes | |
| Chassis | 4×2 2WD |
| Steering type | Manual |
| Brakes | – |
| Transmission | |
| Transmission manufacturer or model | Wheel Horse |
| Transmission type | Belt-driven gear |
| Gears | 6 forward and 2 reverse |
| Speed |
Forward: 8.8 kmh (5.5 mph) Reverse: 4.2 kmh (2.6 mph) |
| Transmission oil capacity | 1.9 L (0.5 US. gal, 0.4 Imp. gal.) |
| Transmission № 2 | |
| Transmission manufacturer or model | Sundstrand |
| Transmission type | Belt-driven hydrostatic |
| Gears | Infinite forward and reverse |
| Speed |
Forward: 10.0 kmh (6.2 mph) Reverse: 5.0 kmh (3.1 mph) |
Tires
| Tires | |
| Front tires | Lawn/turf: 16×6.50-8 |
| Rear tires | Lawn/turf: 23×8.50-12 |
Electrical system
| Electrical system | |
| Ground | Negative |
| Charging system | – |
| Charging amps | – |
| Battery | 12V |
Attachments
| Wheel Horse 5-0622: 36″ mid-mount mower deck with 3-blade | |
| Cutting width | 910 mm (36 in) |
| Wheel Horse 5-1011: 42″ mid-mount mower deck with 3-blade | |
| Width | 1,060 mm (42 in) |
| Wheel Horse 5-1211: 48″ mid-mount mower deck with 3-blade | |
| Width | 1,210 mm (48 in) |
| Wheel Horse 42″ blade | |
| Width | 1,060 mm (42 in) |
| Wheel Horse 42″ snow blower | |
| Width | 1,060 mm (42 in) |
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