NSU 501 SS 1933 - Specifications & Review

Discover the 1933 NSU 501 SS: A Classic Gem in the Sport Motorcycle Realm

The 1933 NSU 501 SS stands as a testament to the innovation and craftsmanship of early 20th-century motorcycle engineering. Nestled in the sport category, this motorcycle showcases NSU's commitment to creating machines that not only deliver performance but also embody the spirit of adventure. With its striking design and robust engineering, the 501 SS quickly became a favorite among enthusiasts looking for a reliable yet spirited ride. In an era dominated by emerging motorcycle technology, the 501 SS carved out a niche that appealed to both casual riders and competitive racers alike.

Underneath its timeless exterior lies a powerful single-cylinder, four-stroke engine, boasting a displacement of 494 ccm (30.14 cubic inches). This heart of the 501 SS churns out an impressive 20 HP at 4800 RPM, allowing riders to reach a top speed of 125 km/h (77.7 mph). The engine's bore and stroke of 80 x 99 mm (3.1 x 3.9 inches) reflect a well-balanced design that emphasizes both torque and rev responsiveness. The air-cooled setup, complemented by a carburettor fuel system, ensures that this bike not only performs well in various conditions but also offers a thrilling riding experience. The chain final drive provides a direct connection to the rear wheel, enhancing acceleration and control, making the 501 SS a joy to ride on both winding roads and open stretches.

What sets the 1933 NSU 501 SS apart from its contemporaries is its blend of classic technology with rider-focused features. The motorcycle is equipped with expanding drum brakes at both the front and rear, offering ample stopping power for a bike of its era. Weighing in at 158 kg (348.3 pounds) and with a fuel capacity of 11 liters (2.91 gallons), it strikes a balance between agility and endurance, making it suitable for both short bursts and longer journeys. The kick starter adds a nostalgic touch, harking back to the days when starting a motorcycle was an engaging ritual rather than a mere button press. With a power-to-weight ratio of 0.1266 HP/kg, the 501 SS delivers an exhilarating experience that captures the essence of sport riding.

#### Pros and Cons of the 1933 NSU 501 SS

Pros:

1. Classic Performance: The single-cylinder engine provides a thrilling ride with good torque and responsiveness, making it ideal for sport enthusiasts.
2. Timeless Design: With its vintage styling, the 501 SS is a head-turner, perfect for classic bike shows and gatherings.
3. Balanced Handling: Weighing just 158 kg, the motorcycle boasts excellent maneuverability and ease of handling, even for less experienced riders.

Cons:

1. Limited Power Output: With only 20 HP, it may feel underpowered compared to modern sport bikes, especially on highways.
2. Basic Braking System: The drum brakes, while adequate for the time, may not meet the expectations of contemporary riders looking for advanced stopping power.
3. Kick Start Only: The absence of an electric starter might deter some riders who prefer modern conveniences for starting their motorcycles.

In conclusion, the 1933 NSU 501 SS is more than just a motorcycle; it embodies a rich history of engineering and design that continues to captivate enthusiasts today. Whether you're a collector or a rider seeking a vintage machine, the 501 SS delivers a unique blend of performance, nostalgia, and character that is hard to resist.