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BSA Y13

Make Model	BSA Y13
Year	1937
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
Battery	6V
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 Litres / 4.5 US gal