I found this document on the MG Exp forum. Tony has written a detailed list of how to methodically work through all the parts of an MG to get it ready for the road assuming the car has been laid up for many years and needs a bit of persuasion to “wake up”.
An interesting read at ……
https://www.mgexp.com/phile/1/165243/Tony_Barnhill_Awaken_MGB.pdf
MGB tips mods and maintenance 