Research 1948 BSA A7 RIGID options, equipment, prices and book values.

With the BSA A7 (500) and A10 (650) vertical twins doing well, they decided to completely redesign them into the ‘new’ unit construction mold, like Triumph had done with its 500 twin in 1959.

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1955 BSA A7 Pre-Unit 500 Twin 1955 BSA A7 BACKGROUND The 500cc A7 was BSA’s first vertical twin and marked its entry into that very lucrative market, started by the Triumph Speed Twin just prior to ...

Here's the BSA Plate Armor, a creation of Japan-based Cyclops Motorcycle. Cyclops may have only one eye, but it looks like it is extremely well-trained when it comes to seeing a way to create a ...