Originally Posted by
Mizchief
What would be the consequences of using no shims even if it needed say 2 of them? Other than getting them lined up you can do a diff removal and re assembly in a few mins. Say if you want to make a change during race day would it be cool to leave it unshimmed for the remainder of the race day?
Depending on how off the tolerances are in the diff case you could have enough play that the ring and pinion will wear faster , or in extreme cases they could skip after they wear some more ......