Allstate SR 250 1966 - Specifications & Review

Introducing the 1966 Allstate SR 250, a delightful blend of vintage charm and practical utility that perfectly embodies the allround motorcycle category of its era. Positioned as an accessible option for both novice riders and seasoned enthusiasts, this motorcycle offers a unique glimpse into the mid-1960s motorcycling landscape. With its approachable design and reliable performance, the SR 250 quickly became a popular choice for those seeking a versatile ride—whether for daily commuting or weekend adventures.

At the heart of the Allstate SR 250 lies a spirited single-cylinder, two-stroke engine that displaces 250 cc (15.26 cubic inches). Delivering a respectable 16 horsepower at 5800 RPM, this engine provides a delightful punch for urban navigating and country cruising alike. With a top speed of 80 km/h (49.7 mph), the SR 250 strikes a balance between spirited performance and manageable rideability. Riders will appreciate the air-cooled design and carburettor fuel system, which not only enhance reliability but also contribute to the motorcycle's classic feel. The bore and stroke measurements of 45.0 x 78.0 mm (1.8 x 3.1 inches) ensure a responsive throttle, making each ride an engaging experience, whether you’re zipping through traffic or enjoying a leisurely countryside jaunt.

The SR 250 is equipped with features that reflect the engineering philosophies of its time. The telescopic front suspension provides a smooth handling experience, while the expanding drum brakes—both front and rear—offer reliable stopping power that inspires confidence. Weighing in at 140.2 kg (309.0 pounds), the SR 250’s power-to-weight ratio of 0.1142 HP/kg ensures that it’s nimble enough for urban maneuverability yet stable enough for longer rides. The classic aesthetic, highlighted by its sleek lines and retro styling, adds to its appeal, making it a favorite among collectors and vintage motorcycle enthusiasts.

Pros:

1. User-Friendly Performance: The manageable power output makes it an excellent choice for new riders.
2. Classic Appeal: The timeless design and vintage charm attract motorcycle enthusiasts and collectors alike.
3. Lightweight and Nimble: With its low weight, the SR 250 offers easy maneuverability, especially in city traffic.

Cons:

1. Limited Top Speed: While adequate for city riding, the maximum speed may not satisfy riders seeking highway performance.
2. Basic Braking System: Drum brakes, while reliable, may lack the stopping power of modern disc brakes.
3. Vibration: The single-cylinder engine may produce noticeable vibrations at higher RPMs, which could affect comfort on longer rides.

In summary, the 1966 Allstate SR 250 stands as a testament to the era's motorcycling ethos—practical, charming, and fun to ride. Whether you’re a collector or a casual rider, this classic motorcycle offers an engaging experience that harks back to a simpler time in motorcycling history.