BSA A 50 Cyclone/Royal Star

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Bsa-a-50-cycloneroyal-star-1962-1970-2.jpg
BSA A 50 Cyclone/Royal Star
Manufacturer
BSA
Production 1962
Class Classic
Engine
air-cooled, four-stroke, twin cylinder
Bore / Stroke 66.0mm x 66.0mm
Compression ratio 9.0:1
Horsepower 32.99 HP (24.6 KW) @ 5800RPM
Transmission Gear box: 4-speed, manual

Final Drive: chain

Clutch: multi-plate
Suspension Front: telescopic fork
Rear: dual shocks
Brakes Front: drum
Rear: drum
Front Tire 3.25 x 19
Rear Tire 4.00 x 18
Wheelbase 54.8 inches (1392 mm)
Length 82.72 inches (2101 mm)
Seat Height 33.11 inches (841 mm)
Weight 141.0 kg (wet)
Manuals Service Manual


The BSA A 50 Cyclone/Royal Star was a air-cooled, four-stroke, twin cylinder Classic motorcycle produced by BSA in 1962. Claimed horsepower was 32.99 HP (24.6 KW) @ 5800 RPM.

Engine[edit | edit source]

A 66.0mm bore x 66.0mm stroke result in a displacement of just 498.0 cubic centimeters.

Drive[edit | edit source]

The bike has a 4-speed, manual transmission. Power was moderated via the multi-plate.

Chassis[edit | edit source]

It came with a 3.25 x 19 front tire and a 4.00 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 54.8 inches (1392 mm) long.

1962 - 1970 BSA A 50 Cyclone/Royal Star[edit | edit source]

1962 - 1970 BSA A 50 Cyclone/Royal Star 1962 - 1970 BSA A 50 Cyclone/Royal Star 1962 - 1970 BSA A 50 Cyclone/Royal Star

The 1962 BSA A 50 Cyclone/Royal Star comes with features such as a dual seat with passenger grab rails, dual shocks as a rear suspension, wide handlebars, a chromed dual exhaust system, laced wheels, a large headlight, an analogue instrument cluster, a telescopic front fork and a small taillight in the rear. At its heart lies an air-cooled, four-stroke, 498cc, twin cylinder engine paired to a four-speed manual transmission and can produce a claimed 33 horsepower at 5800 rpm.