| Manufacturer | International Harvester |
| Price | 29,900(USD) |
| Model | 4166 |
| Equipment Type | Four-wheel Drive 4WD Tractors |
| Factory |
NEBRASKA TRACTOR TEST 1116 2
| Description | Diesel 8-speed 4WD November 1 - December 6, 1972 Link: Nebraska Tractor Test 1116 file PTO performance Drawbar performance Gear 4-Low used for power test Gear 1-Low used for pull test |
| Power at rated engine speed | 150.63hp / 112.3kW |
| Fuel use | 9.1gal/hour / 34.4l/hour |
| Power at rated PTO speed | 152.72hp / 113.9kW |
| Max power | 127.55hp / 95.1kW |
| Max pull | 19,434lbs / 8815kg |
INTERNATIONAL HARVESTER 4166 POWER
| Engine | 175hp / 130.5kW |
| Drawbar (tested) | 127.55hp / 95.1kW |
| PTO (tested) | 150.63hp / 112.3kW |
ENGINE DETAIL
The International Harvester 4166 is equipped with a robust DT-436 turbocharged diesel engine, offering 175 hp at 2400 RPM, which ensures high torque output beneficial for heavy-duty agricultural tasks. With a compression ratio of 16:1 and direct injection fuel system, it delivers efficient combustion, promoting fuel efficiency while also maximizing power under load. However, maintenance challenges may arise due to the engine's complexity, particularly with the turbocharger and cooling system, thus requiring regular inspections to maintain optimal performance.
| Description | International Harvester DT-436 turbocharged diesel 6-cylinder liquid-cooled |
| Displacement | 436ci / 7.1L |
| Bore/Stroke | 4.30x5.00inches / 109x 127mm |
| Power | 175hp / 130.5kW |
| Fuel system | direct injection |
| Compression | 16:1 |
| Rated RPM | 2400 |
| Starter volts | 12 |
| Oil capacity | 18qts / 17.0L |
| Coolant capacity | 32qts / 30.3L |
INTERNATIONAL HARVESTER 4166 ENGINE
The International Harvester 4166 is powered by a robust 7.1L 6-cylinder diesel engine, which provides significant torque for heavy-duty applications. Its large 100-gallon fuel tank ensures extended operational time, ideal for long hours in the field without frequent refueling. However, the tractor's size and weight may present challenges in maneuverability in tighter spaces or softer terrain.
| Description | International Harvester 7.1L 6-cyl diesel |
| Fuel tank | 100gal / 378.5L |
TRANSMISSION
The International Harvester 4166 features a sliding gear transmission with 8 forward and 4 reverse gears, providing versatility for a range of agricultural tasks. The dry disc clutch offers reliable engagement and disengagement but may require more frequent maintenance than wet clutches, especially in high-torque applications. This setup is optimal for farmers needing robust speed options for various field conditions but may present challenges in high-load scenarios where smoother clutch operation is beneficial.
| Type | sliding gear |
| Gears | 8 forward and 4 reverse |
| Clutch | dry disc |
MECHANICAL
The International Harvester 4166 tractor features a 4WD chassis, enhancing traction and stability in challenging terrains, crucial for optimal field performance. Its hydraulic power steering provides excellent maneuverability, while the 8-speed sliding gear transmission offers versatility for various agricultural tasks. However, the optional cab with heat and air-conditioning may slightly increase the tractor's weight and reduce towing capacity when not equipped, which is important to consider for operators in extreme weather conditions.
| Chassis | 4x4 4WD |
| Final drives | planetary |
| Steering | hydraulic power |
| Brakes | hydraulic expanding shoe |
| Cab | Cab optional with available heat and air-conditioning |
| Transmission | 8-speed sliding gear |
HYDRAULICS
| Valves | 3 |
| Pump flow | 16.5gpm / 62.5lpm |
TRACTOR HITCH
| Rear Type | III |
| Rear lift (at ends) | 6000lbs / 2721kg |
POWER TAKE-OFF (PTO)
| Rear PTO | independent |
| Rear RPM | 1000 |
INTERNATIONAL HARVESTER 4166 TIRES
The International Harvester 4166, equipped with 23.1-26 agricultural tires both at the front and rear, offers enhanced traction and stability, making it suitable for heavy-duty field operations. However, the tire size may limit mobility in tighter spaces, necessitating careful maneuvering. This configuration is advantageous for tasks requiring high stability, such as plowing or tilling in expansive agricultural settings.
| Ag front | 23.1-26 |
| Ag rear | 23.1-26 |
DIMENSIONS
| Wheelbase | 102inches / 259cm |
| Length | 194inches / 492cm |
| Width | 103inches / 261cm |
| Height (steering wheel) | 93inches / 236cm |
| Height (exhaust) | 138inches / 350cm |
| Weight | 15900lbs / 7212kg |
| Shiping weight | 15300lbs / 6940kg |
| Ground clearance | 17inches / 43cm |
| Front tread | 80inches / 203cm |
| Rear tread | 80inches / 203cm |
DIMENSIONS & TIRES
The International Harvester 4166 tractor features a 102-inch wheelbase, providing enhanced stability and maneuverability on varied terrain. With a weight range of 15,300 to 15,900 pounds, it offers substantial pulling power while remaining manageable in lighter soil conditions. The uniform 23.1-26 tire sizing ensures consistent traction and weight distribution, making it well-suited for both field applications and transport scenarios.
| Wheelbase | 102inches / 259cm |
| Weight | 15300 to 15900 pounds |
| Front tire | 23.1-26 |
| Rear tire | 23.1-26 |
ELECTRICAL
| Charging system | alternator |
| Charging amps | 72 |
| Batteries | 2 |
| Battery volts | 6 |