An excellent post explaining why and how an engine needs the ignition advance – and how the weights inside the dizzy and the vacuum advance from the carb provide this ignition advance.
https://littlegreenlandy.com/2019/10/20/vacuum-advance-pipe/
a collection of tech tips, tricks, ideas and information about performance, modifications, maintaining the MG MGB and GT. Also tuning, servicing, repairs and mods on my own classic car – a 1975 MGB Roadster
