Lucas Equipment and Spare Parts List for 1949 BSA and Sunbeam Motor Cycles
Download the complete PDF version using the green download button at the top right of this page for the Lucas motor-cycle equipment details and spare parts list covering 1949 BSA and Sunbeam models. This factory Lucas reference includes original electrical equipment specifications, spare parts listings, service notes, test data and wiring diagrams for selected BSA and Sunbeam motorcycles.
The publication covers Lucas dynamos, magdynos, magnetos, auto advance units, distributors, ignition coils, control boxes, batteries, headlamps, side lamps, tail lamps, ammeters, horns, horn pushes, switches, regulator cables and cable harnesses. It includes illustrated spare parts plates with Lucas ordering numbers for individual components used in the original equipment assemblies.
Later pages provide service notes and test data for negative-earth return, positive-earth return and coil ignition systems, including dynamo output checks, magneto data, distributor settings, control box cut-in voltage and battery charging notes. The final pages include Lucas 6-volt wiring diagrams for BSA single-cylinder coil ignition, Sunbeam S7 and S8 coil ignition and BSA magneto ignition models.
Contents Include
- Lucas electrical equipment details for 1949 BSA and Sunbeam motorcycles
- Original equipment specification tables
- Lucas dynamos, magdynos and magnetos
- Auto advance units, distributors and ignition coils
- Control boxes, batteries and charging equipment
- Headlamps, side lamps and tail lamps
- Ammeter, horn and horn push references
- Switches, regulator cables and cable harnesses
- Illustrated Lucas spare parts plates
- Service notes and electrical test data
- Dynamo, magneto and distributor settings
- Control box and battery maintenance information
- 6-volt wiring diagrams for BSA and Sunbeam models
