Belarus
420A
Farm tractor · 1983–1997 · 57 hp
Belarus420A
The Belarus 420A is a farm tractor manufactured from 1983 to 1997. It features a Belarus engine, and four-post steering. The transmission is a gear type with 8 forward and 6 reverse.
Engine
| Engine | Belarus |
|---|---|
| Fuel Type | diesel |
| Cylinders | 4 |
| Cooling | air-cooled |
| Displacement | 253.2 ci (4.1 L) |
| Bore | 4.13 in (105 mm) |
| Stroke | 4.72 in (120 mm) |
| Compression Ratio | 16.5 |
| Power Gross | 57 hp (42.5 kW) |
| Power Rated | 57 hp (42.5 kW) |
| Power PTO | 52.67 hp (37.8 kW) |
| Power Drawbar | 43.73 hp (32.6 kW) |
| Torque Peak | 162 lb-ft (219.7 Nm) |
| Torque Peak | 1,350 RPM |
| Air Cleaner | oil bath |
| Starter Volts | 12 |
| Manufacturer | Belarus |
| Rated | 1,800 RPM |
| Firing Order | 1-3-4-2 |
Transmission
| Transmission Type | gear |
|---|---|
| Gears | 8 forward and 6 reverse |
| Clutch | dry disc |
| Available Options | 8-speed gear, 11-speed |
Hydraulics
| Type | open center |
|---|---|
| Pump Flow | 11.9 gpm (45 lpm) |
| Pressure | 2,050 psi (141.3 bar) |
| Valves | 2 |
| System Capacity | 4.1 gal (15.5 L) |
Dimensions
| Wheelbase | 88.6 in (225 cm) |
|---|---|
| Front Tread | 53.1 in (134 cm) |
| Rear Tread | 54.1 in (137 cm) |
Weight
| Weight | 7,300 lbs (3,311 kg) |
|---|
Tires & Tracks
| Front Ag | 8.00-20 |
|---|---|
| Rear Ag | 13.6-38 |
Fuel
| Capacity | 19.5 gal (73.8 L) |
|---|
Steering
| Type | four-post |
|---|
Nebraska Tests
NTTLTest #1638
May 11-21, 1990 Hp Air Air Barometer shaft (kW) inch Hg dry gal/hr Ib/hp.hr Hp.hr/gal speed Cooling (kg/kW.h) (kW.h/l) medium (Uh) bulb bulb (kPa) rpmNebraska Tractor Test
PTO Power
52.67HP
Sound
88dB(A)