International Harvester industrial tractors

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.
Power-
Founded-
Model270A

Technical Specifications

Detailed specifications and technical data for International Harvester 270A

Power
Engine77 hp (57.4 kW)
Tires
Rear tire18.4-24
Front tire11L-16
Engine
TypeNATURAL diesel
ModelInternational Harvester D-268
Power77 hp (57.4 kW)
Coolingliquid-cooled
Cylinders4-cylinder
Rated RPM2400
Bore/Stroke3.937x5.50 inches (100 x 140 mm)
Displacement268 ci (4.4 L)
Oil capacity10 qts (9.5 L)
Starter volts12
Coolant capacity14 qts (13.2 L)
Weight
Gear Shipping13925 lbs (6316 kg)
Max rear axle14000 lbs (6350 kg)
Hydro Shipping14070 lbs (6382 kg)
Max front axle13500 lbs (6123 kg)
Capacity
Fuel24 gal (90.8 L)
Hydraulic system18.5 gal (70.0 L)
Dimensions
Width83 inches (210 cm)
Length189.5 inches (481 cm)
Wheelbase82 inches (208 cm)
Rear tread64.5 inches (163 cm)
Front tread62 inches (157 cm)
Height (ROPS)109 inches (276 cm)
Height (backhoe)155 inches (393 cm)
Electrical
Groundnegative
Battery volts12
Hydraulics
Capacity18.5 gal (70.0 L)
Pressure2450 psi (168.9 bar)
Gear Pump flow34 gpm (128.7 lpm)
Hydro Pump flow33 gpm (124.9 lpm)
Mechanical
ROPSFour-post ROPS canopy
DriveTwo-wheel drive
BrakesIndependent hydraulic wet disc brakes
Power steeringYes
Differential lockmechanical rear
Production
TypeBackhoe loader tractor
ManufacturerInternational Harvester
Years produced1978 - 1982
References
11978/'79 Industrial Equipment Buyer's Guide published by International Harvester
2270A Backhoe Loader Specifications published in 1979, by International Harvester
Attachments
Backhoe
TypeInternational Backhoe
Swing Arc180°
Bucket force10273 lbs (4659 kg)
Bucket width24 inches (60 cm)
Digging depth190 inches (482 cm)
Loading height138 inches (350 cm)
Bucket Rotation179°
Reach from pivot228 inches (579 cm)
Transport height155 inches (393 cm)
Dipperstick force6283 lbs (2849 kg)
Front-end loader
Dump angle47°
Lift capacity4500 lbs (2041 kg)
Breakout force9750 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
Typetorque converter
Gears6 forward and 3 reverse
DescriptionPartially-synchronized transmission with torque converter.
Backhoe & Loader
Dig depth190 inches (482 cm)
Dump angle47 inches (119 cm)