Have you checked that it is warped?
You can check by placing it on a pane of glass and checking for gaps with a feeler guage.
You can check by placing it on a pane of glass and checking for gaps with a feeler guage.
I have not checked but i suspect it is as theres a very small but visible gap at the top mating surface,Have you checked that it is warped?
You can check by placing it on a pane of glass and checking for gaps with a feeler guage.