And while you're "mikeing" the dead material to allow an "X" factor to the compressed thickness to guestimate what the original was.
Oiled Matt finish brown paper (not the shiny stuff) has been the go to for years of gasket material for steam engines, car an bike engines and "Boxes" for decades, yes, old teknowleggy but it works. We're talking muddle ingineerin, not nuclear power plants.
Regards Ian.
Edited By Circlip on 17/07/2021 09:46:20