Here are some gasket shots. The three metal clads are top and bottom 228-248 with oval bores. The center is a used 270. The black one is the best. It's also a 270. Let me know how many of them you want. One of the 248's was folded by the USPS. I'll try to pack the well.
Gaskets

"I wonder if God created man because he was disappointed in the monkey?" Mark Twain