International Harvester 1456 tractor: review and specs

The 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
Model	International Harvester 1456
Length	4,160 mm (163.8 in)
Width	–
Height	2,180 mm (85.8 in)
Wheel base	2,660 mm (104.7 in)
Weight	5,810 kg (12,809 lbs)
Fuel tank capacity	159.0 liters (42 US gal.; 35 Imp. gal)
Battery	Two 6V, CCA 204A
Cabin type	Open operator station or Cab with heat and A/C (optional)
Engine
Engine model	International Harvester DT407
Engine type	Four-stroke, liquid-cooled, inline
Cylinders	6
Fuel type	Diesel
Displacement	6.7 L, 6,669 cm², (407.0 cu·in)
Bore and stroke	110.0 mm X 117.0 mm (4.33 in X 4.61 in)
Compression ratio	17.0:1
Horsepower	131.8 PS (96.9 kW; 130.0 HP) at 2,400 rpm
Starter	Electric
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
Chassis	4×2 2WD or 4×4 MFWD 4WD
Steering type	Hydrostatic power
Brakes	Independent hydraulic dry disc
Transmission model	–
Transmission type	Gear type
Gears	8 forward and 4 reverse
Speed	Forward: 32.6 kmh (20.3 mph) Reverse: 16.1 (10 mph)
Transmission oil capacity	83.3 L (22 US. gal, 18.3 Imp. gal.)
Transmission model	Torque Amplifier
Transmission type	Partial power shift
Gears	16 forward and 8 reverse
Speed	Forward: 32.6 kmh (20.3 mph) Reverse: 16.1 (10 mph)
Transmission oil capacity	83.3 L (22 US. gal, 18.3 Imp. gal.)
Tires
Front tires	Ag: 11L-15
Rear tires	Ag: 18.4-38

Three-Point Hitch
Caterogy	III/II
Control type	–
Lift capacity (at ends)	–
PTO (Power take-off shaft)
Rear PTO type	Independent
Rear PTO speed	1,000 rpm
Hydraulic system
Hydraulic type	–
Pump flow	12.0 gpm (45.4 lpm)

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