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
| 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 | 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
| 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) |
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