A fully restored 1974 BSA B50 built by the legendary Dick Mann for Bruce Brown (Lot S80) is up for auction on January 31 at Mecum Motorcycle Auction in Las Vegas. Proceeds from the sale will benefit Back on Track Racers Recovery program.
(January 8, 2026) — Following the success of last year’s auction, Mecum has generously offered Back on Track another opportunity for the sale of a special 1974 BSA B50 to support the important work of Back on Track.
The 1974 BSA B50, built by Dick Mann Specialties/DMS, was originally built for and owned by Bruce Brown, director/producer of On Any Sunday and Endless Summer.
This is a complete restoration with the goal to replicate Dick Mann’s original work and as ridden by Bruce Brown. The engine has been rebuilt with numerous new components. The new paint replicates the original color scheme and pinstripe design by Dick Mann.
Approximately 30 of these BSA B50 frames were built by Dick Mann in the early ’70s. The sale includes letters of authenticity and documentation of the restoration process.
Proceeds from the sale will benefit Back on Track Racers Recovery program.
Back on Track Racers Recovery provides financial assistance to injured motorcycle racers and their families when a racing injury or accident occurs. This mission is primarily accomplished by donations, sales of charity merchandise and raffles of donated items through our website or auctions. Learn more about Back on Track at https://back-on-track.com/
VIEW THE AUCTION & PHOTO GALLERY HERE
For more information about the 1974 BSA B50 Dick Mann / Bruce Brown motorcycle auction, visit https://www.mecum.com/lots/1162143/1974-bsa-b50-dick-mann/?aa_id=745749-0 or contact Chris Carter, chris@motionpro.com
