Should I be mad?

Originally Posted by onzedge

If you are talking about the RE-050A, dismounting them and then switching the tires side to side (i.e. the left tire is now on the right side) , this is a very bad idea. Performance tires, including this one, have an "inside" and "outside". By swapping them side to side, even if you un-mount and remount to keep the same rotational direction, you now have both tires running "inside-out" and you will have handling issues.

Enough of that -- good luck!!!

It reminds me of my Dad chastising me when I was rebuilding my first Datsun head (a 510) and I was trying to save a few bucks by reusing a gasket or two. "False economy" he called it.