NSU 601 OSB 1938 - Specifications & Review

1938 NSU 601 OSB: A Classic Sport Motorcycle

The 1938 NSU 601 OSB stands as a testament to the golden age of motorcycling, where innovation met style on the open road. Nestled within the competitive sport category, this motorcycle was designed for those who sought both performance and flair. NSU, a brand steeped in history and craftsmanship, forged the 601 OSB to appeal to riders who craved the thrill of speed without sacrificing the elegance of a well-engineered machine. With its eye-catching aesthetics and robust engineering, the NSU 601 OSB is a classic that continues to attract enthusiasts and collectors alike.

At the heart of the NSU 601 OSB is a single-cylinder, four-stroke engine that delivers a commendable 26 horsepower at 4950 RPM from a displacement of 562 cc. This powerplant offers a delightful balance of torque and smooth acceleration, making it a joy to ride on both winding roads and straightaways. The bore and stroke measurements of 85.0 x 99.0 mm contribute to its spirited performance, while the air-cooled design keeps the engine running efficiently. Riders can expect a finely tuned experience, enhanced by the Amal carburettor that ensures optimal fuel delivery for those spirited outings. The bike’s lightweight design, at just 150 kg (330.7 pounds), combined with a power-to-weight ratio of 0.1733 HP/kg, provides an exhilarating ride that is nimble and responsive.

The NSU 601 OSB boasts several features that highlight its forward-thinking design. The chassis is equipped with expanding drum brakes at both the front and rear, ensuring reliable stopping power, a vital component for any sport motorcycle. The kick starter mechanism adds a layer of nostalgia, harkening back to a time when every start was a tactile experience. With compact dimensions—length of 2,200 mm, width of 850 mm, and height of 1,000 mm—the 601 OSB strikes an ideal balance between comfort and agility, fostering a dynamic riding position that enhances the overall experience. Coupled with its distinctive vintage styling, this motorcycle not only performs admirably but also makes a statement wherever it travels.

#### Pros and Cons of the 1938 NSU 601 OSB

Pros:

1. Classic Aesthetic: Timeless design that appeals to vintage motorcycle enthusiasts.
2. Agile Handling: Lightweight construction enhances maneuverability and rideability.
3. Solid Performance: The engine delivers smooth power and a delightful riding experience.

Cons:

1. Limited Power Output: While adequate for its era, modern riders may find the horsepower lacking.
2. Drum Brakes: Expanding drum brakes may not provide the stopping power or responsiveness of modern disc brakes.
3. Kick Starter Only: The absence of an electric starter may be inconvenient for some riders, especially in challenging conditions.

In conclusion, the 1938 NSU 601 OSB remains an enthralling piece of motorcycle history, encapsulating the essence of sport riding with a blend of performance, style, and nostalgia. Whether you’re a seasoned collector or a budding enthusiast, this motorcycle embodies the spirit of adventure that has defined motorcycling for decades.