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Ducati 250 Diana
1964Sportbike

Ducati 250 Diana

Key specifications

Engine
249 cc
Power
19 HP
Weight
135 kg
Fuel type
petrol
Fuel capacity
3.4 L
Front brakes
Expanding brake (drum brake)
Rear brakes
Expanding brake (drum brake)

Overview

The 1964 Ducati 250 Diana stands as a remarkable icon in the realm of sport motorcycles, capturing the essence of Italian engineering and design. Launched during a vibrant era of motorcycle innovation, the Diana was tailored for riders seeking a blend of performance and style. With its sleek lines and spirited character, it quickly garnered a reputation as an accessible yet exhilarating machine for both enthusiasts and daily commuters. Positioned as a lightweight sportbike, the Ducati 250 Diana offered just the right mix of agility and power to entice riders looking to carve through corners and enjoy spirited rides on winding roads. At the heart of the 250 Diana lies a 249cc single-cylinder, four-stroke engine, delivering a commendable 19 horsepower at 7,750 RPM. This powerplant is not just about numbers; it translates to a top speed of 150 km/h (93.2 mph), allowing riders to experience the thrill of the open road. With a compression ratio of 8.0:1 and a bore-stroke ratio of 74.0 x 57.8 mm, the engine responds eagerly to the throttle, making every twist of the wrist a rewarding experience. The air-cooled setup, paired with a Dell'Orto 29mm carburetor, ensures that the engine remains lively and efficient, providing a sense of connection between rider and machine. The 250 Diana’s lightweight design, at just 135 kg (297.6 pounds), enhances its nimbleness, making it an engaging ride whether you're navigating city traffic or embarking on a weekend adventure. Ducati's commitment to performance technology shines through in the 250 Diana's chassis and suspension design. The motorcycle features hydraulic telescopic forks up front and dual shocks in the rear, providing a balanced and comfortable ride. The drum brakes, with a 180 mm front diameter and 160 mm rear, deliver reliable stopping power, contributing to a confident riding experience. A stylish, minimalist aesthetic is complemented by practical features such as a 13-liter fuel tank, ensuring that you're ready for longer journeys without frequent stops. The 250 Diana encapsulates the spirit of the 1960s with its classic design and innovative engineering, making it a beloved choice for collectors and riders alike. In summary, the 1964 Ducati 250 Diana remains a captivating blend of heritage and performance, inviting riders to experience the joy of motorcycling in its purest form. Whether you're a seasoned enthusiast or a newcomer drawn to its vintage charm, the Diana promises an unforgettable ride that echoes the spirit of its era.

Pros

  • Lightweight and Agile: At just 135 kg, the Diana offers excellent maneuverability, making it perfect for both city commuting and spirited rides on twisty roads.
  • Classic Aesthetic: The 1964 design is a timeless representation of Italian motorcycle craftsmanship, appealing to vintage enthusiasts and collectors.
  • Engaging Performance: The single-cylinder engine delivers a lively ride with responsive power delivery, ensuring an exhilarating experience for riders.

Cons

  • Limited Power: While sufficient for casual riding, the 19 HP output may feel underwhelming for those seeking high-performance capabilities.
  • Drum Brakes: The expanding drum brake system, while reliable, may not provide the stopping power and responsiveness of modern disc brakes.
  • Basic Technology: The motorcycle lacks modern features such as fuel injection or advanced suspension systems, which may not appeal to today’s tech-savvy riders.

Technical details

Source specification data

Make
Ducati
Model
250 Diana
Category
Sport
Power
19.00 HP (13.9 kW)) @ 7750 RPM
Top Speed
150.0 km/h (93.2 mph)
Fuel System
Carburettor. DellÓrto 29mm carbs
Bore X Stroke
74.0 x 57.8 mm (2.9 x 2.3 inches)
Compression
8.0:1
Displacement
249.00 ccm (15.19 cubic inches)
Cooling System
Air
Engine Details
Single cylinder, four-stroke
Transmission Type Final Drive
Chain
Dry Weight
135.0 kg (297.6 pounds)
Fuel Capacity
13.00 litres (3.43 gallons)
Power Weight Ratio
0.1407 HP/kg
Seat
Dual seat
Rear Tyre
3.00-18
Front Tyre
2.75-18
Rear Brakes
Expanding brake (drum brake)
Front Brakes
Expanding brake (drum brake)
Rear Suspension
Dual choks
Front Suspension
Hydralic telescopic forks
Rear Brakes Diameter
160 mm (6.3 inches)
Front Brakes Diameter
180 mm (7.1 inches)