
Honda CB 250 disc
Key specifications
Overview
Introducing the 1974 Honda CB 250 Disc: A Classic Icon Step back in time to 1974, a pivotal year for motorcycle enthusiasts, when Honda unveiled the CB 250 Disc. This classic motorcycle carved a niche for itself in the lightweight, entry-level segment, appealing to both novice riders and seasoned enthusiasts alike. With its combination of reliability, nimbleness, and stylish design, the CB 250 Disc not only captured the essence of the era but also set the stage for future Honda innovations. Its unique blend of retro charm and modern engineering makes it a sought-after model for collectors and riders who appreciate the golden age of motorcycling. Engine Performance and Riding Characteristics At the heart of the CB 250 Disc lies a spirited 249cc twin-cylinder, four-stroke engine that produces a respectable 30 horsepower at a dizzying 10,500 RPM. This peppy powerplant, coupled with a 5-speed gearbox, delivers a thrilling top speed of 150 km/h (93.2 mph), making it a capable performer both in urban environments and on the open road. The air-cooled engine is designed with a compression ratio of 9.5:1 and features a bore and stroke of 56.0 x 50.6 mm, ensuring smooth throttle response and ample torque. Riders will appreciate the bike's lightweight construction, tipping the scales at just 170 kg (374.8 pounds), which contributes to its agile handling and zippy acceleration. Whether you're navigating tight city streets or cruising along winding country roads, the CB 250 Disc offers a delightful riding experience that is both fun and engaging. Key Features and Technology The 1974 Honda CB 250 Disc boasts several key features that enhance both performance and safety. Its standout feature is the single disc brake at the front, a pioneering technology for its time that significantly improves braking performance and rider confidence. Meanwhile, the rear employs a more traditional expanding brake, providing a balanced braking system that ensures smooth deceleration. The motorcycle's fuel tank has a capacity of 10 liters (2.64 gallons), offering decent range for those long rides. The bike's stylish lines and classic Honda aesthetics, including a comfortable seat and minimalist instrumentation, further appeal to riders looking for a blend of functionality and nostalgia. The CB 250 Disc is a testament to Honda's commitment to engineering excellence, making it a timeless piece of motorcycle history. **
Pros
Cons
- Lightweight and Agile: Weighing just 170 kg, the CB 250 Disc is easy to maneuver, making it suitable for both new and experienced riders.
- Innovative Braking System: The single disc brake at the front offers superior stopping power compared to drum brakes commonly found on motorcycles of its time.
- Classic Design: With its retro styling and Honda's impeccable build quality, the CB 250 Disc is a head-turner that appeals to classic motorcycle enthusiasts.
- Limited Power Output: While 30 HP is adequate for city riding, it may feel underpowered for highway cruising compared to more modern motorcycles.
- Air-Cooled Engine: The air-cooling system may not provide the same level of performance consistency in extreme weather conditions as modern liquid-cooled engines.
- Basic Instrumentation: The minimalist dashboard lacks advanced features like digital displays or trip computer functions found on contemporary bikes, which may be a drawback for tech-savvy riders.
Technical details
Source specification data
- Make
- Honda
- Model
- CB 250 disc
- Category
- Classic
- Power
- 30.00 HP (21.9 kW)) @ 10500 RPM
- Gearbox
- 5-speed
- Top Speed
- 150.0 km/h (93.2 mph)
- Bore X Stroke
- 56.0 x 50.6 mm (2.2 x 2.0 inches)
- Compression
- 9.5:1
- Displacement
- 249.00 ccm (15.19 cubic inches)
- Cooling System
- Air
- Engine Details
- Twin, four-stroke
- Valves Per Cylinder
- 2
- Transmission Type Final Drive
- Chain
- Fuel Capacity
- 10.00 litres (2.64 gallons)
- Weight Incl Oil Gas Etc
- 170.0 kg (374.8 pounds)
- Rear Tyre
- 3.25-18
- Front Tyre
- 3.00-18
- Rear Brakes
- Expanding brake
- Front Brakes
- Single disc