Overview
The Bristol 20 is an agricultural crawler tractor manufactured in England from 1949 to 1953. It features an Austin 2.2L four-cylinder gasoline engine rated at 22 hp and is equipped with a three-speed gear transmission offering three forward and reverse gears. The machine utilizes 7-inch tracks and an open operator station with a total weight of 3,000 lbs.
Ideal Applications
Engine Specifications:
The liquid-cooled Austin A70 gasoline engine provides 134.1 cubic inches of displacement and produces 22 hp at a rated speed of 1500 RPM.
Chassis and Track Layout:
The crawler drive system is configured with 7-inch wide tracks on a 29.5-inch gauge, maintaining a total machine width of 38 inches and 14 inches of ground clearance.
Mechanical and PTO Features:
This model is equipped with a 540 RPM rear power take-off and a gear-driven transmission that provides three gears for both forward and reverse operations.
Production
| Description | Agricultural Crawler tractor / Built in England |
|---|---|
| Manufacturer | Bristol |
Engine
| Engine type | Austin 2.2L 4-cyl gasoline |
|---|---|
| Fuel tank | 10.8 gal (40.9 L) |
| Air cleaner | oil bath |
| Bore/Stroke | 3.125x4.375 inches (79 x 111 mm) |
| Compression | 5.6:1 |
| Coolant capacity | 16.8 qts (15.9 L) |
| Description | Austin A70 / gasoline / 4-cylinder / liquid-cooled |
| Displacement | 134.1 ci (2.2 L) |
| Power | 22 hp (16.4 kW) |
| Rated RPM | 1500 |
| Starter volts | 12 |
Transmission
| Gears | 3 forward and reverse |
|---|---|
| Transmission type | 3-speed gear |
| Type | gear |
Mechanical
| Cab | Open operator station. |
|---|---|
| Drive | crawler |
PTO
| Rear PTO Type | 540 (1.375) |
|---|
Dimensions & Tires
| Gauge | 29.5 inches (74 cm) |
|---|---|
| Ground clearance | 14 inches (35 cm) |
| Height (exhaust) | 64 inches (162 cm) |
| Height (hood) | 46.25 inches (117 cm) |
| Length | 95 inches (241 cm) |
| Weight | 3000 lbs (1360 kg) |
| Width | 38 inches (96 cm) |
Bristol 20 Tracks
| Width | 7 inches (17 cm) |
|---|
Dimensions & Tracks
| Description | 7-inch tracks |
|---|---|
| Weight | 3000 lbs (1360 kg) |
References
| Description | The 20 published by Bristol |
|---|