Difference between revisions of "BSA B50 MX"
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{{Motorcycle | {{Motorcycle | ||
|name = | |name = BSA B50 MX | ||
|photo=bsa-b50-mx-1971-1973-0.jpg | |photo=bsa-b50-mx-1971-1973-0.jpg | ||
|aka = | |aka = | ||
|manufacturer = | |manufacturer = BSA | ||
|parent_company = | |parent_company = | ||
|production = 1971 | |production = 1971 | ||
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|predecessor = | |predecessor = | ||
|successor = | |successor = | ||
|class = | |class = Enduro | ||
|engine = air-cooled, four-stroke, single cylinder, OHV | |engine = air-cooled, four-stroke, single cylinder, OHV | ||
|bore_stroke = 83.8mm x 83.8mm | |bore_stroke = 83.8mm x 83.8mm | ||
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[[Category:BSA motorcycles]] | [[Category:BSA motorcycles]] | ||
[[Category:1970s motorcycles]] | [[Category:1970s motorcycles]] | ||
Latest revision as of 20:29, 23 November 2019
BSA B50 MX | |
Manufacturer | |
---|---|
Production | 1971 |
Class | Enduro |
Engine | air-cooled, four-stroke, single cylinder, OHV |
Bore / Stroke | 83.8mm x 83.8mm |
Compression ratio | 10.0:1 |
Horsepower | 34.06 HP (25.4 KW) @ 6200RPM |
Torque | 28.03 ft/lbs (38.0 Nm) @ 5000RPM |
Transmission | Gear box: 4-speed, manual Final Drive: chain |
Suspension | Front: telescopic fork Rear: dual shocks |
Brakes | Front: drum Rear: drum |
Front Tire | 3.25 x 18 |
Rear Tire | 3.5 x 18 |
Wheelbase | 54.02 inches (1372 mm) |
Length | 85.0 inches (2159 mm) |
Width | 29.02 inches (737 mm) |
Seat Height | 32.01 inches (813 mm) |
Weight | 140.0 kg (wet) |
Manuals | Service Manual |
The BSA B50 MX was a air-cooled, four-stroke, single cylinder, OHV Enduro motorcycle produced by BSA in 1971. Max torque was 28.03 ft/lbs (38.0 Nm) @ 5000 RPM. Claimed horsepower was 34.06 HP (25.4 KW) @ 6200 RPM.
Engine[edit | edit source]
A 83.8mm bore x 83.8mm stroke result in a displacement of just 499.0 cubic centimeters.
Drive[edit | edit source]
The bike has a 4-speed, manual transmission. Power was moderated via the wet multi-disc, manual.
Chassis[edit | edit source]
It came with a 3.25 x 18 front tire and a 3.5 x 18 rear tire. Stopping was achieved via drum in the front and a drum in the rear. The front suspension was a telescopic fork while the rear was equipped with a dual shocks. The wheelbase was 54.02 inches (1372 mm) long.
1971 - 1973 BSA B50 MX[edit | edit source]
The 1971 BSA B50 MX sports an air-cooled, four-stroke, 499cc, single cylinder powerplant mated to a four-speed manual transmission and can produce a claimed 34 horsepower and 38 Nm of torque. This off-road machine was one of the most successful moto-cross machines designed by BSA, and had standard fittings such as a single seat, a small fuel tank, wide handlebars, a telescopic front fork coupled to dual shocks as a rear suspension, laced wheels with knobby tires mounted on them, a black steel frame and drum brakes in the front and in the rear.