May 3, 2021 · The BSA B50 MX was the final competition motorcycle ever built by BSA, a proud British motorcycle manufacturer who had built a staggering number of race winning motorcycles over its decades long history. As the name suggests, the B50 MX was the motocross version of the standard B50.

Apr 3, 2024 · New and unrestored, this BSA is the holy grail of vintage dirt bikes. No restoration necessary!

Jun 16, 2021 · The BSA B50MX was the motocross version of the beloved B50, which would be the last of the big unit-construction singles to come from the Birmingham Small Arms company before their demise in 1973. That gives the MX quite a distinction:

Jan 13, 2016 · 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.

The BSA B50 was a single-cylinder 499 cc (30.5 cu in) ohv motorcycle, produced by BSA at their factory in Small Heath, Birmingham. The last of the big capacity unit-construction singles from the Birmingham Small Arms company, it had an alloy engine with a bore of 84 mm (3.3 in) and a stroke of 90 mm (3.5 in). As well as the road version ...

Nov 23, 2022 · This 1972 BSA B50MX is equipped with a 499cc OHV single paired with a four-speed transmission. The bike is finished in polished aluminum with white and purple paint accents and features aluminum fenders, an aluminum fuel tank, drum brakes, an Amal carburetor, 20″ and 18″ chrome rims, a side stand, a mid-mounted exhaust system, and a black ...

Apr 1, 2022 · This 1971 BSA B50MX is the motocross version of the standard B50 model and is powered by a 499cc OHV single paired with a four-speed transmission. The bike is finished in polished aluminum with purple paint accents and features chrome fenders, an aluminum fuel tank, drum brakes, a replacement Mikuni VM carburetor, 18″ chrome rims, a side ...

The B50MX is the motocross version of the standard B50 model, and this example’s 2.4-gallon polished-aluminum fuel tank features yellow and black paint with red BSA logos. Equipment includes aluminum fenders, a vinyl solo seat, white side number plates, and a side stand.

Sep 25, 2023 · BSA offered the B50 in three different flavors, the SS or street scrambler version, the T or Victor Trail for light off-road duty, and the bare bones MX for serious off-road use only. There were traits that I liked of each version of the B50. The SS model had the larger 8-inch front Conical drum brake.

May 3, 2021 · Go play in the dirt, '70s style. Toward the end of BSA’s existence as a going motorcycle manufacturer in the early '70s, it created this absolutely beautiful B50 MX. Built in 1973, the bike...