


These dealer update bulletins may seem mundane but they show you the constant "tweaking" that went on behind the scenes. Obviously race bikes posing as production riders. IMO what makes them each unique, just had an R3 owner confirm the exact fracture point on his '69 R3 I have on my R3 coil mount even. A glimpse at factory "improvements" "bodges" for 1972. BSA & Triumph. There are far more pages to come...