BSA Motorcycles 1920s

Today in Motorcycle History

BSA 1929 B29 De-Luxe 250cc

Engine. Single Cylinder 2.49 h.p., 63 x 80 m/m bore and stroke.

Lubrication. Mechanical pump, sight feed on timing case. Hand pump fitted. Oil supplied to primary chain by by-pass valve on sight feed.

Transmission. ½in. pitch roller chains ; front enclosed and rear efficiently protected. Cam-faced cush drive fitted to engine shaft.

Handlebar. Touring or semi-sporting, adjustable.

Tank. Saddle type, with knee grips. Capacity : Petrol 1½ gallons. Oil 2¼ pints.

Tyres. 25in.× 2.75in. Dunlop cord, W.O. 25in.× 3in. W.O. extra.

Brakes. Both 5½in. diameter. Rear brake quickly adjustable.

Saddle. Spring seat. Special fixing giving low position, with adjustment.

Price £37. 12s. 6d.


With Lucas No. 320 Acetylene Lamps and No. 63 Bulb Horn (Tax 30/-) £37. 12s. 6d.
With Lucas Electric Generator Set, complete with head and tail lamps, and dry battery (Tax 30/-) £38. 17s. 6d.
With Lucas "Magdyno" Set and Lucas No. 60 K.P. Bulb Horn £41. 15s.