BSA M20
E924470
The BSA M20 is a British single-cylinder motorcycle widely used by Allied forces as a rugged and reliable workhorse during World War II.
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
military motorcycle
ⓘ
motorcycle ⓘ |
| alsoKnownAs | BSA WD M20 NERFINISHED ⓘ |
| bore | 82 mm ⓘ |
| category |
BSA motorcycles
NERFINISHED
ⓘ
British motorcycles ⓘ single-cylinder motorcycles ⓘ |
| compressionRatio | 5.5:1 ⓘ |
| coolingSystem | air-cooled ⓘ |
| countryOfOrigin | United Kingdom ⓘ |
| designedFor | military use ⓘ |
| dryWeight | about 370 lb ⓘ |
| engineConfiguration | single-cylinder ⓘ |
| engineDisplacement | 496 cc ⓘ |
| engineType | four-stroke ⓘ |
| era |
1930s motorcycles
ⓘ
1940s motorcycles ⓘ |
| finalDrive | chain drive ⓘ |
| frameType | tubular steel frame ⓘ |
| frontBrakeType | drum brake ⓘ |
| frontSuspension | girder forks ⓘ |
| fuelCapacity | about 3 gallons ⓘ |
| fuelSystem | carburettor ⓘ |
| ignitionSystem | magneto ignition ⓘ |
| manufacturer | Birmingham Small Arms Company NERFINISHED ⓘ |
| militaryDesignation | WD (War Department) specification ⓘ |
| notableFeature |
high reliability
ⓘ
rugged construction ⓘ simple maintenance ⓘ |
| powerOutput | about 13 bhp at 4,200 rpm ⓘ |
| productionEnd | 1955 ⓘ |
| productionQuantity | over 125,000 units ⓘ |
| productionStart | 1937 ⓘ |
| rearBrakeType | drum brake ⓘ |
| rearSuspension | rigid frame ⓘ |
| role |
dispatch rider motorcycle
ⓘ
general service motorcycle ⓘ |
| stroke | 94 mm ⓘ |
| successor | BSA M21 NERFINISHED ⓘ |
| topSpeed | about 55 mph ⓘ |
| transmission | 4-speed manual ⓘ |
| usedBy |
British Army
ⓘ
Commonwealth forces NERFINISHED ⓘ Royal Air Force ⓘ |
| usedInConflict |
Korean War
ⓘ
World War II ⓘ |
| valvetrain | side-valve ⓘ |
| wheelbase | about 55 inches ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.