International Harvester A-786 Specs ( 1978-1980 )
Overview
The International Harvester A-786 is a specialized row-crop tractor produced between 1978 and 1980 in Geelong, Australia, with a limited production run of 997 units. It features a 100 hp 5.1L 6-cylinder diesel engine and a 16-speed two-speed power shift transmission with a Torque Amplifier for versatile field performance.
Ideal Applications
Row-Crop Operations:
Designed specifically for row-crop applications, this tractor utilizes its 14-inch ground clearance and power steering to navigate through established crops.
Heavy Tillage and Towing:
With a shipping weight of 10,350 lbs and 221 lb-ft of torque, this machine provides the necessary mass and pulling power for demanding agricultural tasks.
All-Weather Field Work:
The standard air-conditioned cab and 12V electric starter ensure the tractor can be operated comfortably and reliably in various environmental conditions.
Production
| Description | Row-Crop tractor / Built in Geelong, Australia |
|---|---|
| Manufacturer | International Harvester |
| Total built | 997 |
Engine
| Engine type | International Harvester 5.1L 6-cyl diesel |
|---|---|
| Bore/Stroke | 3.875x4.375 inches (98 x 111 mm) |
| Description | International Harvester D-310 / diesel / 6-cylinder / liquid-cooled inline |
| Displacement | 310 ci (5.1 L) |
| Power | 100 hp (74.6 kW) |
| Rated RPM | 2400 |
| Starter | electric |
| Starter volts | 12 |
| Torque | 221 lb-ft (299.7 Nm) |
| Torque RPM | 1600 |
| Drawbar (claimed) | 72 hp (53.7 kW) |
| PTO (claimed) | 81 hp (60.4 kW) |
Transmission
| Clutch | 305mm cerametallic disc |
|---|---|
| Gears | 16 forward and 8 reverse |
| Transmission | Torque Amplifier |
| Transmission type | 16-speed two-speed power shift |
| Type | two-speed power shift |
Mechanical
| Cab | Cab standard with air-conditioning. |
|---|---|
| Description | Power steering / Hydraulic disc brakes |
| Differential lock | electro-hydraulic rear |
| Drive type | Two-wheel drive |
| Final drives | bull gear |
Electrical
| Batteries | 2 |
|---|---|
| Battery volts | 12 |
| Ground | negative |
Dimensions & Tires
| Ground clearance | 14 inches (35 cm) |
|---|---|
| Height (cab) | 112.4 inches (285 cm) |
| Length | 156 inches (396 cm) |
| Shipping weight | 10350 lbs (4694 kg) |
| Wheelbase | 105 inches (266 cm) |
| Width | 102 inches (259 cm) |
| Weight | 10350 lbs (4694 kg) |
| Wheelbase | 105 inches (266 cm) |
References
| Description | International Harvester Australia: Geelong Works by Sarah Tomac* / International Harvester Tractors & Equipment in Australia & New Zealand by Graeme Quick / Technical Annual published in 1981, by Power Farming / *Publication contains known errors. |
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