BSA C12

 

 

 

Make Model

BSA C12

Year

1957

Engine

Single cylinder, 4-stroke, SOHV

Capacity

249 cc / 15.2 cub in.
Cooling System Air cooled
Carburetor Amal
Exhaust Single, steel

Ignition 

Coil

Starting Kick start

Battery Capacity

12 Ah

Max Power

9 kW / 12 hp

Transmission 

4-Speed

Final Drive Chain
Frame Brazed lug construction

Front Suspension

Telescopic with compression damping

Steering Head Angle

61°

Front Wheel Travel

152 mm / 6 in

Rear Suspension

None, spring loaded saddle

From 1951: Plunger rear suspension

Rear Wheel Travel

62 mm / 2.45 in.

Front Wheel WM1-19
Rear Wheel WM1-19
Front Tyre 3.00 x 19 in.
Rear Tyre 3.00 x 19 in.
Front Brake 7 in., drum
Rear Brake 5.5 in., drum

Dimensions

Length:  2083 mm / 82.0 in.

Width:      673 mm / 26.5 in.

Height:   1016 mm / 40.0 in.

Wheelbase 1372 mm / 54 in.
Ground Clearance 102 mm / 4 in.
Seat Height 749 mm / 29.5 in.
Wet Weight 145 kg / 320 lbs
Average Fuel Consumption 2.9 L/100 km / 34 km/l / 80 US mpg
Top Speed 113 km/h / 70 mph