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International Harvester 270A

The International Harvester 270A is a backhoe loader tractor produced from 1978 to 1982. It features a 4.4L 4-cylinder liquid-cooled diesel engine producing 77 hp (57.4 kW) at 2400 RPM. The tractor has a 6-speed torque converter transmission with 6 forward and 3 reverse gears. It is a two-wheel drive machine with mechanical rear differential lock, power steering, and independent hydraulic wet disc brakes. The 270A includes a four-post ROPS canopy for operator safety. Fuel capacity is 24 gallons (90.8 L) and hydraulic system capacity is 18.5 gallons (70.0 L) with a hydraulic pressure of 2450 psi. Dimensions include an 82 inch (208 cm) wheelbase, 189.5 inch (481 cm) length, and 109 inch (276 cm) height with ROPS. The tractor weighs between 13925 and 14070 pounds depending on configuration. It is equipped with 11L-16 front tires and 18.4-24 rear tires. The backhoe attachment offers a digging depth of 190 inches (482 cm) and the front loader has a lift capacity of 4500 lbs (2041 kg) with a breakout force of 9750 lbs (4422 kg). Electrical system is 12 volts with negative ground.
International Harvester 270Abackhoe loadertractor specs4.4L diesel engine77 hptorque converter transmissionhydraulic systemloaderbackhoe
Power-
Founded-
Model270A

Technical Specifications

Detailed specifications and technical data for International Harvester 270A

Power

Engine:77 hp (57.4 kW)

Tires

Rear tire:18.4-24
Front tire:11L-16

Engine

Type:NATURAL diesel
Model:International Harvester D-268
Power:77 hp (57.4 kW)
Cooling:liquid-cooled
Cylinders:4-cylinder
Rated RPM:2400
Bore/Stroke:3.937x5.50 inches (100 x 140 mm)
Displacement:268 ci (4.4 L)
Oil capacity:10 qts (9.5 L)
Starter volts:12
Coolant capacity:14 qts (13.2 L)

Weight

Gear Shipping:13925 lbs (6316 kg)
Max rear axle:14000 lbs (6350 kg)
Hydro Shipping:14070 lbs (6382 kg)
Max front axle:13500 lbs (6123 kg)

Capacity

Fuel:24 gal (90.8 L)
Hydraulic system:18.5 gal (70.0 L)

Dimensions

Width:83 inches (210 cm)
Length:189.5 inches (481 cm)
Wheelbase:82 inches (208 cm)
Rear tread:64.5 inches (163 cm)
Front tread:62 inches (157 cm)
Height (ROPS):109 inches (276 cm)
Height (backhoe):155 inches (393 cm)

Electrical

Ground:negative
Battery volts:12

Hydraulics

Capacity:18.5 gal (70.0 L)
Pressure:2450 psi (168.9 bar)
Gear Pump flow:34 gpm (128.7 lpm)
Hydro Pump flow:33 gpm (124.9 lpm)

Mechanical

ROPS:Four-post ROPS canopy
Drive:Two-wheel drive
Brakes:Independent hydraulic wet disc brakes
Power steering:Yes
Differential lock:mechanical rear

Production

Type:Backhoe loader tractor
Manufacturer:International Harvester
Years produced:1978 - 1982

References

1:1978/'79 Industrial Equipment Buyer's Guide published by International Harvester
2:270A Backhoe Loader Specifications published in 1979, by International Harvester

Attachments

Backhoe

Type:International Backhoe
Swing Arc:180°
Bucket force:10273 lbs (4659 kg)
Bucket width:24 inches (60 cm)
Digging depth:190 inches (482 cm)
Loading height:138 inches (350 cm)
Bucket Rotation:179°
Reach from pivot:228 inches (579 cm)
Transport height:155 inches (393 cm)
Dipperstick force:6283 lbs (2849 kg)

Front-end loader

Dump angle:47°
Lift capacity:4500 lbs (2041 kg)
Breakout force:9750 lbs (4422 kg)
Reach (dumped):35 inches (88 cm)
Height (at pin):129 inches (327 cm)
Clearance (dumped):104 inches (264 cm)
Rollback (ground line):40°

Transmission

Type:torque converter
Gears:6 forward and 3 reverse
Description:Partially-synchronized transmission with torque converter.

Backhoe & Loader

Dig depth:190 inches (482 cm)
Dump angle:47 inches (119 cm)