BSA Parts Catalogue for 1954-1957 Twin Cylinder Models
Re-printed coil bound copy of the factory publication, A4 page size.
Covering Frame and Engine Numbers (at start of production year)
500cc A7 models
1954: A7 Plunger: Frame BA7S-8950 on, Eng.BA7-2001 on
A7 Swinging Arm: Frame CA7-101 on, Eng. CA7-101 on
A7 Star Twin Plunger: Frame BA7S-8950, Eng.BA7S-2001
A7 Shooting Star Swinging Arm: Frame CA7-101, Eng.CA7SS-101
1955: A7: Frame CA7-7001, Eng.CA7-1501
A7 Shooting Star: Frame CA7-7001, Eng.CA7SS-501
1956: A7: Frame EA7-101, Eng.CA7-2701
A7 Shooting Star: Frame EA7-101, Eng.CA7SS-2301
1957: A7: Frame EA7-, Eng.CA7-
A7 Shooting Star: Frame EA7-, Eng.CA7SS-
650cc A10 models
1954: A10 Plunger: Frame BA7S-8950 on, Eng.BA10-7001 on
A10 Swinging Arm: Frame CA7-101, Eng.CA10-101
A10 Super Flash: Frame BA10S-701, Eng.BA10S-701
A10 Road Rocket: Frame CA7-101, Eng.CA10R-101
1955: A10 Plunger: Frame BA7S-15001, Eng.BA10-11001
A10 Swinging Arm: Frame CA7-7001, Eng.CA10-4501
A10 Road Rocket: Frame CA7-7001, Eng.CA10R-601
1956: A10 Plunger: Frame BA7S-18001, Eng.BA10-14001
A10 Swinging Arm: Frame EA7-101, Eng.CA10-8001
A10 Road Rocket: Frame EA7-101, Eng.CA10R-2001
1957: A10 Plunger: Frame BA7S-20289, Eng.BA10-16036
A10 Swinging Arm: Frame EA7-, Eng.CA10-
A10 Road Rocket: Frame EA7-, Eng.CA10R-
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