IH 1456 Engine Technical Data
Engine Model …………….. International Harvester DT407
Engine Type …………….. 4-stroke, six-cylinder turbocharged diesel
Number of Cylinders …………….. 6
Displacement, cu in (L) …………….. 406.9 (6.70)
Engine Bore, in (mm) …………….. 4.32 (110.0)
Engine Stroke, in (mm) …………….. 4.63 (117.0)
Aspiration …………….. Turbocharged
Rated Engine Power, hp (kW) …………….. 144.0 (106.6)
Rated Engine Speed, rpm …………….. 2400
Idle Speed, rpm …………….. 900-2400
Compression …………….. 17:1
Firing Order …………….. 1-5-3-6-2-4
Fuel System …………….. Direct injection
Air Cleaner …………….. Dual dry
Fuel Tank Capacity, gal (L) …………….. 42.0 (159.0)
Oil Capacity, qts (L) …………….. 13.0 (12.3)
Coolant Capacity, qts (L) …………….. 24.0 (22.7)
Electrical System Rating, Volts …………….. 12
Power Take-Off
PTO Operational Type …………….. Independent
PTO Horsepower, hp (kW) …………….. 130.0 (96.9)
PTO Clutch …………….. Dry disc
PTO Speeds, rpm …………….. 1000
PTO / Engine Speed, rpm …………….. 1014/2100
International Harvester 1456 Transmission
Transmission Type …………….. Gear
Gearbox Type …………….. 8F/4R
Number of Forward Gears …………….. 8
Number of Reverse Gears …………….. 4
Clutch …………….. Dry disc
Oil Capacity, qts (L) …………….. 88.0 (83.3)
Maximum Forward Speed, mph (kph) …………….. 20.3 (32.6)
Maximum Reverse Speed, mph (kph) …………….. 10.0 (16.1)
Transmission Type …………….. Torque Amplifier
Gearbox Type …………….. 16F/8R, partial powershift
Number of Forward Gears …………….. 16
Number of Reverse Gears …………….. 8
Clutch Type …………….. Dry disc
Oil Capacity, qts (L) …………….. 88.0 (83.3)
Maximum Forward Speed, mph (kph) …………….. 20.3 (32.6)
Maximum Reverse Speed, mph (kph) …………….. 10.0 (16.1)
International 1456 Wheels and Tires
Drive Wheels …………….. 2WD/4WD
Steering Configuration …………….. Front Steer
Steering System …………….. Hydrostatic power
Brakes Type …………….. Independent hydraulic dry disc
Front Tire Size …………….. 11L-15
Rear Tire Size …………….. 18.4-38
Hydraulics and Hitch
Hydraulic System Type …………….. Open Center
Implement Pump Type …………….. Gear
Implement Pump Flow, gpm (Lpm) …………….. 12.0 (45.4)
Steering Pump Flow, gpm (Lpm) …………….. 9.0 (34.1)
Hydraulic Capacity, gal (L) …………….. 21.9 (83.3)
Number of Standard Remote Valves …………….. 0/2
3-Point Hitch Category …………….. 3/2
IH 1456 Dimensions and Weight
Wheelbase, in (mm) …………….. 105 (2660)
Length, in (mm) …………….. 164 (4160)
Height (Steering Wheel), in (mm) …………….. 86 (2180)
Overall Width, in (mm) …………….. 92 (2330)
Turning Radius, in (mm) …………….. 175 (4430)
Weight (Operating), lb (kg) …………….. 12800 (5805)
Weight (Ballasted), lb (kg) …………….. 17350 (7870)