Zenith Stromberg Diaphragm Alignment

US spec late model MGBs (75-80) used the Zenith Stromberg carburettor. This has a rubber diaphragm that if it breaks, the car will not run. This video addresses the small part of alignment of the piston within the carb body. See https://mg-stuff.stlbrits.com/kb/zeni... for full details of how to maintain the MGB implementation of the Zenith Stromberg.