Nuffield
M4
Farm tractor · 1948–1961 · 38 hp
NuffieldM4
The Nuffield M4 is a farm tractor manufactured from 1948 to 1961. It features a Morris engine, and manual steering. The transmission is a gear type with 5 forward and 1 reverse.
Engine
| Engine | Morris |
|---|---|
| Fuel Type | tvo |
| Cylinders | 4 |
| Cooling | liquid-cooled |
| Displacement | 230.1 ci (3.8 L) |
| Bore | 3.94 in (100 mm) |
| Stroke | 4.72 in (120 mm) |
| Power Gross | 38 hp (28.3 kW) |
| Power Rated | 38 hp (28.3 kW) |
| Power Drawbar | 25.4 hp (18.9 kW) |
| Power Belt | 32.5 hp (24.2 kW) |
| Torque Peak | 138 lb-ft (187.1 Nm) |
| Torque Peak | 1,000 RPM |
| Air Cleaner | oil bath |
| Starter Volts | 12 |
| Oil Capacity | 7.8 qts (7.4 L) |
| Coolant Capacity | 19.2 qts (18.2 L) |
| Manufacturer | Morris |
| Rated | 2,000 RPM |
| Idle | 600-2000 RPM |
Transmission
| Transmission Type | gear |
|---|---|
| Gears | 5 forward and 1 reverse |
| Clutch | 280mm mechanical dry disc |
| Oil Capacity | 50.4 qts (47.7 L) |
| Available Options | 5-speed gear |
Hydraulics
| Type | open center |
|---|---|
| Pressure | 1,000 psi (69 bar) |
Hitch
| Rear Type | I |
|---|---|
| Rear Lift | 3,700 lbs (1,678 kg) |
Dimensions
| Length | 123 in (312 cm) |
|---|---|
| Width | 83 in (210 cm) |
| Height | 60.5 in (153 cm) |
| Wheelbase | 78 in (198 cm) |
| Front Tread | 48 in (121 cm) |
| Rear Tread | 53 in (134 cm) |
Weight
| Operating | 4,886 lbs (2,216 kg) |
|---|
Tires & Tracks
| Front Ag | 6.00-19 |
|---|---|
| Rear Ag | 11.00-36, 9.00-36 |
Fuel
| Capacity | 19.2 gal (72.7 L) |
|---|
Steering
| Type | manual |
|---|