Bultaco Streaker 125 1978 - Specifications & Review

1978 Bultaco Streaker 125: A Classic Two-Stroke Legend

The Bultaco Streaker 125, launched in 1978, holds a special place in the hearts of motorcycle enthusiasts and collectors alike. Positioned as a lightweight and nimble contender in the classic motorcycle market, the Streaker is a testament to the golden era of two-stroke performance bikes. With its striking design and spirited performance, it appeals to riders who crave the thrill of a bike that embodies the essence of raw power and simplicity. The Streaker represents Bultaco's legacy of producing machines that are not just vehicles, but rather the embodiment of freedom and adventure.

At the heart of the Streaker 125 lies a remarkable single-cylinder, two-stroke engine with a displacement of 119cc. This spirited powerplant churns out a respectable 10 horsepower at an exhilarating 9,000 RPM, allowing the bike to reach a top speed of 116 km/h (72.1 mph). The 12:1 compression ratio and the combination of a 54.2 mm bore and 51.5 mm stroke contribute to its lively throttle response and impressive acceleration. Coupled with a 6-speed gearbox and chain final drive, the Streaker offers an engaging riding experience where every twist of the throttle brings a rush of adrenaline. The lightweight chassis, weighing in at just 94 kg (207.2 lbs) with fluids, ensures that the bike is both agile and responsive, making it a joy to navigate through winding roads or tight corners.

The Bultaco Streaker 125 is packed with features that enhance both performance and rider comfort. Its advanced suspension system, paired with single disc brakes at both the front and rear, provides excellent stopping power and stability, instilling confidence in the rider. The air-cooled engine is designed for easy maintenance, keeping the spirit of simplicity alive—a hallmark of Bultaco's engineering philosophy. With a fuel capacity of 10.5 liters (2.77 gallons), the Streaker is not only made for spirited rides but for longer journeys as well, allowing riders to enjoy the open road without frequent stops. Its classic styling, characterized by sleek lines and a minimalistic aesthetic, further enhances its appeal to vintage motorcycle aficionados.

Pros:

1. Lightweight and Agile: At just 94 kg, the Streaker is incredibly easy to maneuver, making it ideal for both new and experienced riders.
2. Responsive Engine: The two-stroke engine delivers quick acceleration and a thrilling ride, perfect for spirited road outings.
3. Classic Design: The timeless aesthetics of the Streaker attract collectors and enthusiasts who appreciate vintage motorcycles.

Cons:

1. Limited Power: With only 10 HP, some may find it underpowered compared to modern motorcycles, particularly on highways.
2. Two-Stroke Maintenance: The engine requires regular upkeep and can be less user-friendly for those unfamiliar with two-stroke mechanics.
3. Comfort on Long Rides: The minimalist seat and riding position may not provide the comfort needed for extended journeys, making it better suited for shorter rides.

In summary, the 1978 Bultaco Streaker 125 is more than just a motorcycle; it's a slice of motorcycling history. Whether tearing through twisty backroads or displaying it at a classic bike show, the Streaker is sure to turn heads and ignite nostalgia among those who appreciate the charm of vintage two-stroke machines.