BSA Y13 (1937)
The BSA Y13 motorcycle was first produced by the Birmingham Small Arms Company in 1937. It was part of the company’s effort to capitalize on the booming popularity of motorcycles during the interwar period. The Y13 was particularly noteworthy for its use of a 1,000cc v-twin engine, which gave it plenty of power and torque.
One of the key features of the BSA Y13 was its sturdy construction. The bike was built to last, with a strong steel frame and high-quality components throughout. This made it an attractive choice for riders who wanted a reliable, long-lasting motorcycle.
Another notable aspect of the Y13 was its sleek, streamlined design. The bike had a distinctive look that set it apart from other motorcycles of its time. It was also relatively lightweight, which made it easier to handle and more nimble on the road.
Over the years, the BSA Y13 underwent a number of changes and updates. These included modifications to its engine and transmission, as well as various cosmetic changes to its bodywork. Despite these changes, however, the fundamental design and performance of the bike remained largely unchanged.
Today, the BSA Y13 is recognized as an iconic motorcycle of the pre-World War II era. It is prized by enthusiasts and collectors alike for its unique combination of power, style, and durability. While it may not be as common on the road today as it once was, the BSA Y13 remains a testament to the ingenuity and craftsmanship of the engineers and designers who created it.
Make Model: BSA Y13
Engine: Four stroke, V-twin cylinder
Capacity: 748 cc / 45.6 cub in.
Bore x Stroke: 71 x 94.5 mm
Cooling System: Air cooled
Lubrication: Dry sump with double gear pump
Oil Capacity: 2.3 L / 4.8 US pints
Carburetor: Amal 76
Exhaust: Twin, single sided, steel , chrome
Ignition: Lucas magneto
Starting: Kick start
Max Power: 19.5 kW / 26.5 hp @ 4800 rpm
Clutch: Multi-plate, dry
Transmission: 4-Speed, constant mesh
Final Drive: Chain, 96 links
Gear Ratios: Solo: 1st 14.3 / 2nd 9.9 / 3rd 6.3 / 4th 4.8:1 Sidecar model: 1st 15.8 / /2nd 10.9 / 3rd 6.9 / 4th 5.3:1
Frame: Duplex cradle with forged steel backbone
Front Suspension: Quick adjustable shock absorber and steering damper
Rear Suspension: None, spring loaded saddle
Front Brakes: Drum, 7 in.
Rear Brakes: Drum, 7 in.
Front Tyre: 4.00 x 18 in., Dunlop Universal
Rear Tyre: 4.00 x 18 in., Dunlop Universal
Dimensions: Width: 736 mm / 29 in. (without sidecar)
Wheelbase: 1372 mm / 54 in.
Ground Clearance: 120 mm / 4.7 in.
Wet Weight: 204 kg / 450 lbs
Fuel Capacity: 17 L / 4.5 US gal
Colours: Black and chrome with green tank panels
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- BSA A65 Sidecar Racing (1965-66)
- BSA MC1 (1952)
- BSA A65 Spitfire Special (1966-68)
- BSA B26 (1937)
- BSA Y13 (1937)
- BSA B de Luxe (1927)
- BSA C11 (1939-56)
- BSA Vintage Models (1968-71)
- BSA B30 (1930)
- BSA Beagle (1963-66)
- BSA B1 (1933-36)
- BSA B40 (1936)
- BSA Super Rocket (1959-63)
- BSA DBD34 (1938-63)