Back to Bike FinderYears: 1973 · 1972 · 1971 · 1970
Bultaco Metralla 250
1971Other

Bultaco Metralla 250

Key specifications

Engine
244 cc
Power
28 HP
Fuel type
petrol
Fuel capacity
3.7 L
Transmission
5-speed
Front brakes
Expanding brake
Rear brakes
Expanding brake

Overview

### Introducing the 1971 Bultaco Metralla 250: A Classic Icon of Motorcycling Heritage The 1971 Bultaco Metralla 250 stands as a hallmark of the classic motorcycle era, a true embodiment of the Spanish manufacturer's commitment to performance and style. Positioned in the realm of lightweight, spirited motorcycles, the Metralla was crafted for enthusiasts who sought not just transportation, but an exhilarating experience on two wheels. With its distinctive design and racing pedigree, the Metralla quickly gained a reputation for its agility and responsiveness, making it a sought-after model for both weekend riders and competitive racers alike. ### Engine Performance and Riding Characteristics At the heart of the Metralla 250 lies a robust 244cc single-cylinder, two-stroke engine that delivers an impressive 27.5 horsepower at 7500 RPM. This spirited powerplant provides a thrilling ride, allowing the motorcycle to reach a top speed of 150 km/h (93.2 mph) with ease. The air-cooled engine, with a compression ratio of 9.0:1 and a bore-stroke ratio of 72.0 x 60.0 mm, produces a distinctive two-stroke growl that resonates with the riding community. The 5-speed gearbox paired with a chain final drive ensures smooth gear changes, letting riders tap into the Metralla's full potential, whether navigating twisty backroads or cruising on open highways. The lightweight design, tipping the scales at just 112 kg (246.9 pounds), enhances maneuverability, making this classic motorcycle a joy to ride for both experienced and novice motorcyclists. ### Key Features and Technology The Bultaco Metralla 250 isn’t just about power; it’s also a showcase of innovative engineering for its time. The chassis is designed with a focus on balance and stability, complemented by expanding brakes at both the front and rear, providing reliable stopping power. The 14-liter fuel tank ensures that riders can enjoy longer journeys without frequent stops, enhancing the adventure aspect of riding. Its classic lines, coupled with a minimalist aesthetic, not only make it a head-turner but also embody the spirit of the 1970s motorcycling culture. The Metralla is a testament to the craftsmanship and attention to detail that Bultaco infused into its bikes, making it a timeless piece in the annals of motorcycle history. ###

Pros

    Cons

    • Lightweight and Agile: With a weight of just 112 kg, the Metralla offers exceptional maneuverability, perfect for both city commuting and spirited rides on twisty roads.
    • Iconic Design: Its classic styling and distinctive lines make it a standout piece in any motorcycle collection, appealing to vintage enthusiasts.
    • Strong Performance: The 244cc two-stroke engine provides a thrilling ride with impressive power output, offering a fun and engaging experience for riders.
    • Limited Comfort for Long Rides: The minimalist design may not provide the comfort needed for extended touring, which could deter some riders from longer journeys.
    • Maintenance of Two-Stroke Engines: The two-stroke engine requires more frequent maintenance compared to four-stroke engines, which may be a drawback for some owners.
    • Availability of Parts: As a classic model, sourcing spare parts can be challenging, potentially complicating repairs and restorations for owners wishing to keep their Metralla in top condition.

    Technical details

    Source specification data

    Make
    Bultaco
    Model
    Metralla 250
    Category
    Classic
    Power
    27.50 HP (20.1 kW)) @ 7500 RPM
    Gearbox
    5-speed
    Top Speed
    150.0 km/h (93.2 mph)
    Bore X Stroke
    72.0 x 60.0 mm (2.8 x 2.4 inches)
    Compression
    9.0:1
    Displacement
    244.00 ccm (14.89 cubic inches)
    Cooling System
    Air
    Engine Details
    Single cylinder, two-stroke
    Transmission Type Final Drive
    Chain
    Fuel Capacity
    14.00 litres (3.70 gallons)
    Weight Incl Oil Gas Etc
    112.0 kg (246.9 pounds)
    Rear Tyre
    3.00-18
    Front Tyre
    2.75-18
    Rear Brakes
    Expanding brake
    Front Brakes
    Expanding brake