| Home / Farm Tractors / International Tractors / International 946 |
International Harvester 946 Specs
The International Harvester 946 utility tractor was manufactured between 1971 and 1977. The International Harvester 946 tractor is powered by International D310 4-cycle vertical 6-cylinder direct injection naturally aspirated liquid-cooled diesel engine. A 309.6 cubic inches (5.1 L) engine has a cylinder bore of 3.88" (98 mm), piston stroke of 4.38" (111 mm), and rated power of 85 Hp (63.4 kW).
This model is fitted with several transmission options: 12x5 fully synchronized transmission and 16x7 fully synchronized transmission. The closed center hydraulic system has a piston pump with rated fluid flow of 10 gpm (37.9 lpm). The International Harvester 946 is equipped with a hydrostatic power steering system, hydraulic dry disc brakes, 7.50x18 (2WD) or 11.2x24 (4WD) front tyres, and 16.9x34 rear tyres. The operating weight is 9370 lbs (4260 kg).
| Engine Specs |
Engine Model .............. International Harvester D310
Engine Type .............. 4-cycle six-cylinder liquid-cooled diesel
Number of Cylinders .............. 6
Displacement, cu.in (L) .............. 309.6 (5.10)
Aspiration Type .............. Naturally aspirated
Cylinder Bore, in (mm) .............. 3.88 (98.0)
Piston Stroke, in (mm) .............. 4.38 (111.0)
Rated Engine Power, hp (kW) .............. 85.0 (63.4)
Rated Engine Speed, rpm .............. 2100
Compression Ratio .............. 17:1
Firing Order .............. 1-5-3-6-2-4
Fuel System .............. Direct injection
Cooling System ................. Liquid-cooled
Lubricating Type .............. Full flow
Air Cleaner Type .............. Dry element
Fuel Tank Capacity, gal (L) .............. 29.1 (110.1)
Oil Capacity, qts (L) .............. 12.0 (11.4)
Coolant Capacity, qts (L) .............. 21.0 (19.9)
Electrical System Rating, Volts .............. 12
| Power Take-Off |
PTO Operational Type .............. Independent
PTO Power, hp (kW) .............. 74.0 (54.8)
PTO Clutch Type .............. Dry disc
PTO Speed, rpm .............. 540/1000
PTO/Engine Speed, rpm .............. 540/2100
PTO/Engine Speed, rpm .............. 1000/2100
| Standard Transmission |
Transmission Type .............. Fully synchronized
Gearbox Type .............. 12F/5R
Number of Forward Gears .............. 12
Number of Reverse Gears .............. 5
Clutch Type .............. Dry disc
Maximum Forward Speed, mph (kph) .............. 14.5 (23.3)
Maximum Reverse Speed, mph (kph) .............. 13.6 (21.9)
| Optional Transmission |
Transmission Type .............. Fully synchronized
Gearbox Type .............. 16F/7R
Number of Forward Gears .............. 16
Number of Reverse Gears .............. 7
Clutch Type .............. Dry disc
Maximum Forward Speed, mph (kph) .............. 15.2 (24.5)
Maximum Reverse Speed, mph (kph) .............. 13.6 (21.9)
| Wheels and Tires |
Wheel Drive System .............. 2WD/4WD
Steering Configuration .............. Front steer
Steering System .............. Hydrostatic power
Brakes Type .............. Hydraulic dry disc
Front Tire Size (2WD) .............. 7.50x18
Rear Tire Size (2WD) .............. 16.9x34
Front Tire Size (4WD) .............. 11.2x24
Rear Tire Size (4WD) .............. 16.9x34
| Hydraulic System |
Hydraulic System Type .............. Open Center
Hydraulic Pump Type .............. Gear
Implement Pump Flow, gpm (Lpm) .............. 10.0 (37.9)
Hydraulic Pressure, Bar (psi) .............. 138 (2000)
3-Point Hitch Category .............. 2
Lift Capacity at lift pin, lbs (kg) .............. 6615 (3000)
| Dimensions and Weight |
Wheelbase, in (mm) .............. 104.7 (2650)
Overall Length, in (mm) .............. 157.5 (3990)
Height (Exhaust), in (mm) .............. 104.7 (2650)
Overall Width, in (mm) .............. 90 (2275)
Turning Radius, in (mm) .............. 162 (4100)
Weight (2WD), lbs (kg) .............. 8490 (3850)
Weight (4WD), lbs (kg) .............. 9370 (4260)
____________________________________________________________________________________
| Farm Tractors Technical Specifications |