Introduction
Chamberlain Super 90: Technical Overview
The Chamberlain Super 90 is a standard-tread agricultural tractor produced in Welshpool, Australia, between 1962 and 1967. With a total production run of 803 units, this model was designed as a heavy-duty workhorse for large-scale field operations.
Engine and Performance
The tractor is powered by a General Motors 3-71, a 3-cylinder, 213 cubic-inch (3.5 L) two-stroke supercharged diesel engine. It generates 90 hp (67.1 kW) at a rated speed of 1500 RPM. The engine produces 270 lb-ft (366.1 Nm) of torque at 1400 RPM, providing the pulling power required for demanding agricultural tasks.
Transmission and Drivetrain
The drivetrain features a sliding gear manual transmission with 9 forward and 3 reverse speeds, configured in three ranges. This setup allows for a variety of operating speeds suited to different field conditions. The tractor utilizes a two-wheel-drive system with manual steering, reflecting the mechanical simplicity of its era.
Hydraulics and Implements
For implement operation, the Super 90 is equipped with a rear power take-off (PTO) shaft operating at 540 RPM. The rear axle measures 3.5 inches (88 mm) in diameter, ensuring structural durability when paired with heavy mounted or trailed equipment.
Dimensions and Tires
The machine has a wheelbase of 85 inches (215 cm) and an overall length of 147 inches (373 cm). It is designed with a width of 92.5 inches (234 cm) and a steering wheel height of 75.5 inches (191 cm). Traction is provided by 8.25x20 front tires and 23.1x26 rear tires, with optional duals (18.4x30) available for increased flotation and stability.
Conclusion
The Chamberlain Super 90 is characterized by its robust two-stroke engine and straightforward mechanical design. It remains a notable example of mid-20th-century Australian agricultural engineering, primarily suited for heavy draft applications and general field work.
Production Information of Chamberlain, Super 90
- Standard-tread tractor
- Built in Welshpool, Australia
| Manufacturer | Chamberlain |
|---|---|
| Total built | 803 |
Dimension and Tires Information of Chamberlain, Super 90
| Wheelbase | 85 inches [215 cm] |
|---|---|
| Rear axle | 3.5 inch diameter [88 mm] |
| Height (steering wheel) | 75.5 inches [191 cm] |
| Length | 147 inches [373 cm] |
| Width | 92.5 inches [234 cm] |
| Ag front | 8.25x20 |
|---|---|
| Ag rear | 23.1x26 |
| Ag rear(optional) | 18.4x30 (duals) |
Engine Specifications of Chamberlain, Super 90
- General Motors 3-71
- Two-stroke diesel engine.
- Liquid-cooled vertical inline
- Supercharged diesel
- 3-cylinder
| Torque | 270 lb-ft [366.1 Nm] |
|---|---|
| Power | 90 hp [67.1 kW] |
| Displacement | 213 ci [3.5 L] |
| Starter volts | 12 |
| Torque RPM | 1400 |
| Rated RPM | 1500 |
| Compression | 17:1 |
| Bore/Stroke | 4.25x5.00 inches [108 x 127 mm] |
Transmission Information of Chamberlain, Super 90
Transmission variants 1
- Three gears plus reverse with three ranges.
| Type | Sliding gear |
|---|---|
| Gears | 9 forward and 3 reverse |
Mechanical Specs of Chamberlain, Super 90
- Two-wheel drive
- Manual steering
- Open operator station.
Power Information of Chamberlain, Super 90
| Rear PTO Type | 540 (1.375) |
|---|
Where it sits
With 90 HP, the Chamberlain Super 90 sits between 4080 (85 HP) and Countryman 354 (92 HP) in Chamberlain's range. Its power puts it in the 82th percentile of 1960s models in our database (709 machines).
Frequently asked questions
How much horsepower does the Chamberlain Super 90 have?
The Chamberlain Super 90 delivers 90 HP.
What years was the Chamberlain Super 90 produced?
The Chamberlain Super 90 was produced in 1962-1967.
What engine does the Chamberlain Super 90 have?
The Chamberlain Super 90 is powered by a Two-stroke diesel engine., 3-cylinder engine.
What transmission does the Chamberlain Super 90 use?
The Chamberlain Super 90 uses a Sliding gear transmission.
Is the Chamberlain Super 90 4WD?
The Chamberlain Super 90 is available in 2WD.