Bolinder-Munktell BM-20 Specs ( 1944-1950 )
Overview
The Bolinder-Munktell BM-20 is a 2WD farm tractor produced in Eskilstuna, Sweden, between 1944 and 1950. It is powered by a 5.3L 2-cylinder liquid-cooled diesel engine rated at 41 hp and features a five-speed gear transmission. This model is built with an open operator station and has a total weight of 5,842 lbs.
Ideal Applications
Engine and Power Specifications:
The tractor utilizes a Bolinder 5.3L 2-cylinder diesel engine with a 1050 rated RPM and a power output of 41 hp.
Transmission and Drive Configuration:
Equipped with a gear transmission, the unit provides five forward gears and one reverse gear for mechanical operation.
Dimensions and Physical Capacity:
The machine has a 128-inch length and 5,842 lb weight, featuring a 19.8-gallon fuel tank and a 70.9-inch wheelbase.
Production
| Description | Standard-tread tractor / Built in Eskilstuna, Sweden |
|---|---|
| Manufacturer | Bolinder-Munktell |
Engine
| Description | Image courtesy of Kamil Szturc |
|---|---|
| Engine type | Bolinder 5.3L 2-cyl diesel |
| Fuel tank | 19.8 gal (74.9 L) |
| Bore/Stroke | 5.91x5.91 inches (150 x 150 mm) |
| Coolant capacity | 23.3 qts (22.1 L) |
| Description | Bolinder W5 / diesel / 2-cylinder / liquid-cooled |
| Displacement | 323.4 ci (5.3 L) |
| Oil capacity | 11.1 qts (10.5 L) |
| Power | 41 hp (30.6 kW) |
| Rated RPM | 1050 |
| Starter | electric |
| Starter volts | 24 |
Transmission
| Gears | 5 forward and 1 reverse |
|---|---|
| Transmission type | 5-speed gear |
| Type | gear |
Mechanical
| Cab | Open operator station. |
|---|---|
| Description | Manual steering |
| Drive type | Two-wheel drive |
Electrical
| Batteries | 4 |
|---|---|
| Battery volts | 6 |
| Charging system | generator |
Dimensions & Tires
| Ag front | 7.50x18 |
|---|---|
| Ag rear | 13x28 |
| Front tread | 52.4 inches (133 cm) |
| Height (hood) | 55.9 inches (141 cm) |
| Height (steering wheel) | 72.1 inches (183 cm) |
| Length | 128 inches (325 cm) |
| Rear tread | 55.1 inches (139 cm) |
| Weight | 5842 lbs (2649 kg) |
| Wheelbase | 70.9 inches (180 cm) |
| Width | 69.8 inches (177 cm) |
| Front tire | 7.50x18 |
| Rear tire | 13x28 |
| Weight | 5842 lbs (2649 kg) |
| Wheelbase | 70.9 inches (180 cm) |
References
| Description | Stora Traktor BM-20 published by Bolinder-Munktell |
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