The International Harvester 4166 is a 4WD four-wheel drive tractor from the 66 series. This tractor was manufactured by International Harvester from 1972 to 1976. The International Harvester 4166 is equipped with a 7.1 L (436.0 cu·in) six-cylinder diesel engine and a sliding gear transmission with 8 forward and 4 reverse gears.
The IH 4166 four-wheel drive used the International Harvester DT436 engine. It is a 7.1 L, 7,145 cm2, (436.0 cu·in) six-cylinder turbocharged diesel engine with 109.0 mm (4.29 in) of the cylinder bore and 127.0 mm (5 in) of the piston stroke. The compression ratio rating is 16.0:1. This engine produced 177.5 PS (130.5 kW; 175.0 HP) at 2,400 rpm of output power.
The International Harvester 4166 is equipped with hydrostatic power steering, hydraulic expanding shoe brakes, open operator station or Cab (optional) and 378.5 liters (100 US gal.; 83.3 Imp. gal) fuel tank.
International Harvester 4166 Specifications
| General Specifications | |
| Model | International Harvester 4166 |
| Length | 4,920 mm (193.7 in) |
| Width | 2,610 mm (102.8 in) |
| Height (steering wheel) | 2,360 mm (92.9 in) |
| Wheel base | 2,590 mm (102 in) |
| Ground clearance | 430 mm (16.9 in) |
| Weight | 7,210 kg (15,895 lbs) |
| Fuel tank capacity | 378.5 liters (100 US gal.; 83.3 Imp. gal) |
| Battery | Two 6V |
| Cabin type | Open operator station or Cab (optional) |
| Engine | |
| Engine model | International Harvester DT436 |
| Engine type | Four-stroke, liquid-cooled, inline |
| Cylinders | 6 |
| Fuel type | Diesel |
| Displacement | 7.1 L, 7,145 cm2, (436.0 cu·in) |
| Bore and stroke | 109.0 mm X 127.0 mm (4.29 in X 5 in) |
| Compression ratio | 16.0:1 |
| Horsepower | 177.5 PS (130.5 kW; 175.0 HP) at 2,400 rpm |
| Starter | Electric |
| Oil capacity: | 17.0 L (18 US. qt, 15 Imp. qt.) |
| Coolant capacity: | 30.3 L (32 US. qt, 26.7 Imp. qt.) |
| Transmission and chassis | |
| Chassis | 4×4 4WD |
| Steering type | Hydrostatic power |
| Brakes | Hydraulic expanding shoe |
| Final drive | Planetary |
| Transmission model | – |
| Transmission type | Sliding gear with dry disc clutch |
| Gears | 8 forward and 4 reverse |
| Speed | Forward: 33.0 kmh (20.5 mph) Reverse: 10.9 kmh (6.8 mph) |
| Tires | |
| Front tires | Ag: 23.1-26 |
| Rear tires | Ag: 23.1-26 |
| Three-Point Hitch | |
| Category | III |
| Control type | – |
| Lift capacity (at ends) | 2,721 kg (6,000 lbs) |
| PTO (Power take-off shaft) | |
| Rear PTO type | Independent |
| Rear PTO speed | 1000 rpm |
| Hydraulic system | |
| Hydraulic type | – |
| Valves | 3 |
| Pump flow | 16.5 gpm (62.5 lpm) |
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