
BSA A 50 Royal Star
Key specifications
Overview
### 1963 BSA A 50 Royal Star: A Classic Icon of British Motorcycling The 1963 BSA A 50 Royal Star stands as a testament to the golden age of British motorcycles, combining classic aesthetics with solid engineering to create a naked bike that has captured the hearts of enthusiasts for decades. During its time, BSA (Birmingham Small Arms Company) was at the forefront of motorcycle production, and the Royal Star was a key player in its lineup, designed for riders seeking both style and performance. With its striking lines and robust build, the A 50 Royal Star is not just a bike; it’s an experience that harkens back to a time when motorcycling was about freedom and adventure. At the heart of the Royal Star is its 500cc twin-cylinder, four-stroke engine, which produces a respectable 33 horsepower at 5800 RPM. The well-balanced power delivery, thanks to a 7.5:1 compression ratio, offers smooth acceleration and a satisfying ride that is both spirited and manageable. The air-cooled engine is paired with a carburettor fuel system, providing simplicity and ease of maintenance. Riders will appreciate the responsive throttle and the engaging sound of the exhaust, which encapsulate the spirit of classic motorcycling. Its wet multiplate clutch and chain final drive contribute to a reliable and straightforward riding experience, making it an excellent choice for both seasoned riders and those new to the world of motorcycles. The BSA A 50 Royal Star is not just about raw power; it's also equipped with features that enhance comfort and handling. The single cradle frame provides a sturdy foundation, while the hydraulic telescopic front forks and twin shock rear suspension ensure a smooth ride over varying terrain. Braking is handled by reliable drum brakes at both the front and rear, reflecting the design ethos of the era. With an 18-litre fuel tank, the Royal Star boasts impressive range, allowing riders to embark on long journeys without frequent stops at the pump. Moreover, its vintage styling, characterized by chrome accents and a classic silhouette, makes it a standout in any collection. **
Pros
- Classic Design: The timeless styling and chrome details of the Royal Star appeal to vintage motorcycle enthusiasts.
- Reliable Engine: The robust twin-cylinder engine offers a balance of power and smoothness, making it a joy to ride.
- Simplicity: The straightforward mechanical setup, including the carburettor and drum brakes, makes maintenance accessible for DIY enthusiasts.
Cons
- Limited Power: While adequate for leisurely rides, the 33 HP may feel underwhelming for those seeking high-performance capabilities.
- Drum Brakes: The expanding drum brakes may lack the stopping power and responsiveness of modern disc brakes, requiring more rider awareness.
- Vibrations: The older design can lead to noticeable vibrations at higher speeds, which might detract from long-distance comfort.
Technical details
Source specification data
- Make
- BSA
- Model
- A 50 Royal Star
- Category
- Naked bike
- Power
- 33.00 HP (24.1 kW)) @ 5800 RPM
- Clutch
- Wet multiplate
- Fuel System
- Carburettor
- Bore X Stroke
- 65.5 x 74.0 mm (2.6 x 2.9 inches)
- Compression
- 7.5:1
- Displacement
- 500.00 ccm (30.51 cubic inches)
- Cooling System
- Air
- Engine Details
- Twin, four-stroke
- Transmission Type Final Drive
- Chain
- Fuel Capacity
- 18.00 litres (4.76 gallons)
- Seat
- Dual seat
- Rear Tyre
- 3.25-18
- Frame Type
- Single cradle
- Front Tyre
- 3.25-18
- Rear Brakes
- Expanding brake (drum brake)
- Front Brakes
- Expanding brake (drum brake)
- Rear Suspension
- Twin shock
- Front Suspension
- Hydralic telescopic forks