Chamberlain
Chamberlain Super 90
The Chamberlain Super 90 is a standard-tread farm tractor produced from 1962 to 1967 by Chamberlain in Welshpool, Australia. It features a General Motors 3-71 supercharged 3-cylinder two-stroke diesel engine with 90 hp, paired with a 9-speed sliding gear transmission. The tractor has a wheelbase of 85 inches and is equipped with 8.25x20 front and 23.1x26 rear tires, with optional dual rear tires. It offers a rear PTO speed of 540 rpm and is designed with two-wheel drive and manual steering in an open operator station.
Power90 hp
Founded1962 - 1967
ModelSuper 90
Technical Specifications
Detailed specifications and technical data for Chamberlain Super 90
Power
| Engine power | 90 hp (67.1 kW) |
|---|---|
| PTO (claimed) | 77 hp (57.4 kW) |
Tires
| Ag rear | 23.1x26 |
|---|---|
| Ag front | 8.25x20 |
| Dual rear | 18.4x30 |
Engine
| Type | supercharged diesel |
|---|---|
| Cycle | Two-stroke diesel engine |
| Model | General Motors 3-71 |
| Power | 90 hp (67.1 kW) |
| Torque | 270 lb-ft (366.1 Nm) |
| Cooling | liquid-cooled vertical inline |
| Cylinders | 3-cylinder |
| Fuel tank | 21.6 gal (81.8 L) |
| Rated RPM | 1500 |
| Torque RPM | 1400 |
| Bore/Stroke | 4.25x5.00 inches (108 x 127 mm) |
| Compression | 17:1 |
| Displacement | 213 ci (3.5 L) |
| Starter volts | 12 |
Dimensions
| Width | 92.5 inches (234 cm) |
|---|---|
| Length | 147 inches (373 cm) |
| Wheelbase | 85 inches (215 cm) |
| Rear axle diameter | 3.5 inch diameter (88 mm) |
| Height (steering wheel) | 75.5 inches (191 cm) |
Mechanical
| Drive | Two-wheel drive |
|---|---|
| Steering | Manual steering |
| Operator station | Open operator station |
Production
| Type | Standard-tread tractor |
|---|---|
| Built in | Welshpool, Australia |
| Total built | 803 |
| Manufacturer | Chamberlain |
| Years produced | 1962 - 1967 |
Belt Pulley
| RPM | 810 |
|---|---|
| Width | 7 inches (17 cm) |
| Diameter | 13 inches (33 cm) |
Transmission
| Type | sliding gear |
|---|---|
| Gears | 9 forward and 3 reverse |
| Description | Three gears plus reverse with three ranges |
Power Take-off (PTO)
| Rear PTO Type | 540 (1.375) |
|---|