BSA Empire Star Motor Cycle Instruction Book 1938
B20 250 cc S.V. Tourer B21 250 cc OHV Sports B22 250 cc Empire Star OHV
B23 350 cc SV Tourer B24 350 cc OHV Empire Star B25 350 cc OHV Competition
B26 350 cc OHV Sports
A5 format 50 pages
Controls, Running in, starting, Riding, Lubrication, Running Adjustments, Brakes, Clutch Adjustments, Front Forks, Hubs, Front Chain, clutch, Rear Chain, Valve Timing, Gearbox, Foot Gear Change, To Adjust the Hand Gear Change, Decarbonising the Engine, Grinding in Valves, Pistons and Rings, Lubrication Chart, Valve Guides, Valve Springs, Assembling after Decarbonisation, Cleaning, Sparking Plug, general Maintenance and Running Hints, Driving, Trouble and how to Locate It, Tuning for Speed, Useful Data Chart, Proprietary Instruments, Fittings and Accessories.