Read this short article about Race-Tech (USA) making drum brakes work better.
https://www.motorcycleclassics.com/bulletin-board/brake-drum-tuning-zmmz17mazhur
Was this really 'normal' maintenance/performance fix before disc brakes came along on motorcycles?
https://www.motorcycleclassics.com/bulletin-board/brake-drum-tuning-zmmz17mazhur
Was this really 'normal' maintenance/performance fix before disc brakes came along on motorcycles?