International Harvester 1456: all source data
All 55 values recorded for this model, as the source lists them and in its units. The spec sheet shows the same data checked, typed and converted.
Overview
Production| Manufacturer | International Harvester |
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| (no label) | Standard-tread tractor |
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| Total built | 294 (IH/wheatland) |
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| Total built | 5,592 (Farmall/row-crop) |
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| Original price | $12,400 (1971) |
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Engine| (no label) | International Harvester 6.7L 6-cyl diesel |
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| Fuel tank | 42 gal | 159.0 L |
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| Fuel tank | 40 gal (optional auxiliary tank) | 151.4 L |
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Transmission| (no label) | 8-speed |
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| (no label) | 16-speed partial power shift |
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Power| PTO (claimed) | 130 hp | 96.9 kW |
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| Drawbar (tested) | 114.69 hp | 85.5 kW |
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| PTO (tested) | 131.1 hp | 97.8 kW |
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Mechanical| Drive | 4x2 2WD |
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| Drive | 4x4 MFWD 4WD optional |
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| Steering | hydrostatic power |
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| (no label) | Independent hydraulic dry disc brakes |
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| (no label) | Cab optional with heat and A/C |
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Hydraulics| Pump flow | 12 gpm | 45.4 lpm |
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Pto| Rear PTO | independent |
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| Rear PTO Type | 1000 |
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Dimensions| Wheelbase | 105 inches | 266 cm |
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| Weight | 12,800 lbs | 5806 kg |
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| Front tire | 11L-15 |
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| Rear tire | 18.4-38 |
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Engine
Engine detail| (no label) | International Harvester DT407 |
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| (no label) | turbocharged diesel |
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| (no label) | 6-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 406.9 ci | 6.7 L |
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| Bore/Stroke | 4.321x4.625 inches | 110 x 117 mm |
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| Air cleaner | dual dry elements |
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| Compression | 17:1 |
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| Rated RPM | 2400 |
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| Starter volts | 12 |
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| Oil capacity | 13 qts | 12.3 L |
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| Coolant capacity (Coolant) | 24 qts | 22.7 L |
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Transmission
Transmission options| (no label) | 8-speed |
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| (no label) | 16-speed partial power shift |
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Transmission| Transmission | gear |
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| Gears | 8 forward and 4 reverse |
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| Oil capacity | 88 qts | 83.3 L |
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| Transmission | Torque Amplifier |
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| Type | partial power shift |
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| Gears | 16 forward and 8 reverse |
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| Oil capacity | 88 qts | 83.3 L |
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Dimensions
Tires| Ag front | 11L-15 |
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| Ag rear | 18.4-38 |
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Dimensions| Wheelbase | 105 inches | 266 cm |
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| Length | 164 inches | 416 cm |
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| Height (steering wheel) | 86 inches | 218 cm |
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| Operating weight | 12,800 lbs | 5806 kg |
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| Ballasted weight | 17,350 lbs | 7869 kg |
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| Bar rear axle (Bar) | 3.5 inch diameter | 88 mm |
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