VS
The 1959 BSA A10 Golden Flash and 1967 BSA A50 Royal Star represent two chapters in BSA's storied history.
The 1959 BSA A10 Golden Flash from United Kingdom was powered by a 646cc OHV twin producing 34hp at 5750rpm. Weighing 182.0kg (401 lbs) and with a seat height of 790mm, it was aimed at standard riders.
The 1967 BSA A50 Royal Star by contrast offered 499cc of OHV twin power, delivering 34hp at 7000rpm. Tipping the scales at 175.0kg (386 lbs) with a top speed of 155km/h (96 mph), it offered a distinct riding experience. 1950s bikes represent the golden age of British motorcycling and early Japanese innovation, with well-maintained examples commanding premium prices.
The 1959 BSA A10 Golden Flash from United Kingdom was powered by a 646cc OHV twin producing 34hp at 5750rpm. Weighing 182.0kg (401 lbs) and with a seat height of 790mm, it was aimed at standard riders.
The 1967 BSA A50 Royal Star by contrast offered 499cc of OHV twin power, delivering 34hp at 7000rpm. Tipping the scales at 175.0kg (386 lbs) with a top speed of 155km/h (96 mph), it offered a distinct riding experience. 1950s bikes represent the golden age of British motorcycling and early Japanese innovation, with well-maintained examples commanding premium prices.
Specifications Comparison
| 1959 BSA A10 Golden Flash | 1967 BSA A50 Royal Star | |
|---|---|---|
| Displacement | 646 cc | 499 cc |
| Power | 34 hp | 34 hp |
| Torque | 47.0 Nm | 36.0 Nm |
| Cylinders | 2 | 2 |
| Top Speed | 155 km/h | 155 km/h |
| Quarter Mile | — | — |
| Dry Weight | 182.0 kg | 175.0 kg |
| Wet Weight | 195.0 kg | 188.0 kg |
| Seat Height | 790 mm | 790 mm |
| Wheelbase | 1400 mm | 1380 mm |
| Fuel Capacity | 14.0 L | 14.0 L |
| Gears | 4 -speed | 4 -speed |
The Verdict
Comparing these two BSA machines reveals the brand's evolution. The 1959 BSA A10 Golden Flash laid the groundwork with 34hp, while the later 1967 BSA A50 Royal Star pushed output to 34hp. From a collector's perspective, the 1959 BSA A10 Golden Flash holds the edge with a 7/10 rating. Either way, both are worthy additions to any BSA collection.
About the 1959 BSA A10 Golden Flash
BSA released the 1959 BSA A10 Golden Flash in 1959 with a 646cc OHV twin powerplant making 34hp — a definitive standard motorcycle.
Full 1959 BSA A10 Golden Flash Profile →About the 1967 BSA A50 Royal Star
Born in 1967, the 1967 BSA A50 Royal Star is a 499cc twin-cylinder standard motorcycle producing 34hp from BSA.
Full 1967 BSA A50 Royal Star Profile →