I have an 11 inch pressure plate (removed from a totaled 1954 Corvette), a disc for it and a matching pressure plate. Best combination I've seen in a long time. I also have a couple of smaller pressure plates but if you have 11" I'd get the flywheel resurfaced professionally and I'd use it.

~ Jon
1952 1/2 ton with 1959 235 | T5 with 3.07 rear end