Back to Bike FinderYears: 1938 · 1937 · 1936
BSA Y13
1938Off-road

BSA Y13

Key specifications

Engine
748 cc
Power
20 HP
Fuel type
petrol
Fuel capacity
4.5 L
Front brakes
Expanding brake (drum brake)
Rear brakes
Expanding brake (drum brake)

Overview

Introducing the 1938 BSA Y13: A Classic in Cross-Motocross Mastery Step back in time to the late 1930s, when the BSA Y13 emerged as a pioneering force in the world of cross-motocross motorcycles. Designed for the thrill-seekers and adventure enthusiasts of the era, the Y13 carved its niche as a robust and reliable companion for riders looking to tackle rugged terrains. With its rugged design and innovative engineering, this motorcycle captured the hearts of many, quickly becoming a beloved model among its contemporaries. Its distinctive aesthetics, highlighted by a sleek black finish with chrome-green tank panels, solidified its status as a timeless classic. At the heart of the BSA Y13 lies a robust 748cc twin-cylinder, four-stroke engine, capable of delivering 19.5 horsepower at 4800 RPM. This powerplant is paired with a carburettor from Amal, ensuring smooth fuel delivery for optimal performance. Riders will appreciate the bike's responsive acceleration and agility, allowing for a thrilling experience whether navigating through rugged trails or cruising along scenic roads. The air-cooled engine maintains a reliable temperature, ensuring consistent performance even during prolonged rides. Coupled with a multiplate dry clutch and chain final drive, the Y13 offers a seamless transition of power to the ground, making it an exhilarating ride for both novice and experienced motorcyclists. The BSA Y13 is not just about power; it's also about the features that enhance your riding experience. The sturdy duplex cradle frame provides exceptional stability, ensuring confidence when tackling challenging terrains. With expanding drum brakes at both the front and rear, riders benefit from controlled stopping power, essential for navigating tricky landscapes. The quick-adjustable shock-steering damper at the front allows for a tailored riding experience, adapting to the conditions at hand, while the none-rigid rear suspension contributes to a comfortable ride, even over rough patches. Weighing in at 204 kg, the Y13 strikes a balance between agility and stability, making it a formidable competitor on the cross-motocross circuit. **

Pros

    Cons

    • Sturdy Performance: The 748cc engine delivers reliable power, suitable for both competitive and recreational riding.
    • Durable Frame: The duplex cradle frame enhances stability and improves handling on rugged terrains.
    • Vintage Aesthetics: Timeless design with a classic color scheme that appeals to motorcycle enthusiasts and collectors alike.
    • Weight: At 204 kg, it may feel heavier compared to modern lightweight motorcycles, which could affect maneuverability for some riders.
    • Limited Suspension Technology: The none-rigid rear suspension may not provide the same level of comfort as contemporary systems.
    • Drum Brakes: While effective for their time, the expanding drum brakes may not offer the stopping power and responsiveness found in modern disc brake systems.

    Technical details

    Source specification data

    Make
    BSA
    Model
    Y13
    Category
    Cross-motocross
    Color Options
    Black and chrome-green tank panels
    Power
    19.50 HP (14.2 kW)) @ 4800 RPM
    Clutch
    Multiplate dry
    Ignition
    Lucas
    Fuel System
    Carburettor. Amal monoblock
    Bore X Stroke
    71.0 x 94.0 mm (2.8 x 3.7 inches)
    Displacement
    748.00 ccm (45.64 cubic inches)
    Cooling System
    Air
    Engine Details
    Twin, four-stroke
    Lubrication System
    Dry sump
    Transmission Type Final Drive
    Chain
    Fuel Capacity
    17.00 litres (4.49 gallons)
    Weight Incl Oil Gas Etc
    204.0 kg (449.7 pounds)
    Seat
    Single seat
    Rear Tyre
    4.00-18
    Frame Type
    Duplex cradle
    Front Tyre
    4.00-18
    Rear Brakes
    Expanding brake (drum brake)
    Front Brakes
    Expanding brake (drum brake)
    Rear Suspension
    None-rigid
    Front Suspension
    Quick adjustable shock-streering damper
    Rear Brakes Diameter
    7 mm (0.3 inches)
    Front Brakes Diameter
    7 mm (0.3 inches)

    Available colors

    Black and chrome-green tank panels