Overview
The Simpson Jumbo B is a farm tractor manufactured between 1947 and 1949 in Azusa, California. This model features a liquid-cooled Chrysler 3.6L 6-cylinder gasoline engine and a two-wheel drive mechanical system. It is configured with an open operator station and a transmission offering five forward gears and one reverse gear.
Ideal Applications
Engine Configuration:
The tractor is equipped with a Chrysler 5A gasoline engine featuring a 217.8 cubic inch displacement and a 6.6:1 compression ratio.
Transmission Layout:
The mechanical drive includes a five-speed transmission providing five forward gears and one reverse gear.
Front Axle Variants:
The tractor was produced in two distinct versions including the tricycle-front Model B and the wide-front Model C.
Production
| Description | Built in Azusa, California, USA |
|---|---|
| Manufacturer | Simpson Jumbo |
Engine
| Engine type | Chrysler 3.6L 6-cyl gasoline |
|---|---|
| Bore/Stroke | 3.25x4.3758 inches (83 x 111 mm) |
| Compression | 6.6:1 |
| Description | Chrysler 5A / gasoline / 6-cylinder / liquid-cooled |
| Displacement | 217.8 ci (3.6 L) |
Transmission
| Gears | 5 forward and 1 reverse |
|---|---|
| Transmission type | 5-speed |
Mechanical
| Cab | Open operator station. |
|---|---|
| Drive type | Two-wheel drive |
| Steering | manual |
Variants
| B | tricycle-front |
|---|---|
| C | wide-front |