There are tube seals made for this

Milodon sold by Summit, Jegs, Mancini and many others
Summit

Much cheaper. Made in China copy?
Classic Industries


Note:. They install easier if you freeze them first.
Note2: Don't know if it is true but I read somewhere that they may not fit aftermarket heads that have beafier rocker stands.




Last edited by GomangoCuda; 07/25/22 01:06 PM.
In theory, there is no difference between theory and practice. In practice, there is.