International Harvester 1456

International Harvester 1456The International Harvester 1456 is a 2WD or 4WD standard-tread tractor manufactured by International Harvester from 1969 to 1971. The International 1456 is equipped with a 6.7 L (407.0 cu·in) six-cylinder diesel engine and one of two transmissions: a gear type transmission with 8 forward and 4 reverse gears or a partial power shift transmission with 16 forward and 8 reverse gears.

The IH 1456 standard-tread tractor used the International Harvester DT407 engine. It is a 6.7 L, 6,669 cm2, (407.0 cu·in) six-cylinder turbocharged diesel engine with 110.0 mm (4.33 in) of the cylinder bore and 117.0 mm (4.61 in) of the piston stroke. The compression ratio rating is 17.0:1. This engine produced 131.8 PS (96.9 kW; 130.0 HP) at 2,400 rpm of output power.

The International 1456 is equipped with hydrostatic power steering, independent hydraulic dry disc brakes, open operator station or cab with heat and A/C (optional), and 159.0 liters (42 US gal.; 35 Imp. gal) fuel tank.

International Harvester 1456 Specifications

General Specifications
ModelInternational Harvester 1456
Length4,160 mm (163.8 in)
Height2,180 mm (85.8 in)
Wheel base2,660 mm (104.7 in)
Weight5,810 kg (12,809 lbs)
Fuel tank capacity159.0 liters (42 US gal.; 35 Imp. gal)
BatteryTwo 6V, CCA 204A
Cabin typeOpen operator station or Cab with heat and A/C (optional)
Engine modelInternational Harvester DT407
Engine typeFour-stroke, liquid-cooled, inline
Fuel typeDiesel
Displacement6.7 L, 6,669 cm2, (407.0 cu·in)
Bore and stroke110.0 mm X 117.0 mm (4.33 in X 4.61 in)
Compression ratio17.0:1
Horsepower131.8 PS (96.9 kW; 130.0 HP) at 2,400 rpm
Oil capacity:12.3 L (13 US. qt, 10.8 Imp. qt.)
Coolant capacity:22.7 L (24 US. qt, 20 Imp. qt.)
Transmission and chassis
Chassis4×2 2WD or 4×4 MFWD 4WD
Steering typeHydrostatic power
BrakesIndependent hydraulic dry disc
Transmission model
Transmission typeGear type
Gears8 forward and 4 reverse
Speed Forward: 32.6 kmh (20.3 mph) Reverse: 16.1 (10 mph)
Transmission oil capacity83.3 L (22 US. gal, 18.3 Imp. gal.)
Transmission modelTorque Amplifier
Transmission typePartial power shift
Gears16 forward and 8 reverse
Speed Forward: 32.6 kmh (20.3 mph) Reverse: 16.1 (10 mph)
Transmission oil capacity83.3 L (22 US. gal, 18.3 Imp. gal.)
Front tiresAg: 11L-15
Rear tiresAg: 18.4-38
Three-Point Hitch
Control type
Lift capacity (at ends)
PTO (Power take-off shaft)
Rear PTO typeIndependent
Rear PTO speed1,000 rpm
Hydraulic system
Hydraulic type
Pump flow12.0 gpm (45.4 lpm)
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