MEL Vlave Covers

I have run the MEL engine since 1959 and have never seen an aluminum valve cover. The Mercury Super Marauder supposedly had a factory option for these OEM which had a large M in the middle, but I have never seen any. UncleScooby will have his on the market soon (few more weeks maybe) and I have first dibs a the second set.He will keep the first set i assume. I know where there is a complete 383 Mercury Marauder w/tri-power, but the guy thinks is worth too much. That's why he still has it after 30 years of sitting in his garage. When I saw it several months ago, it turns over fine and is complete, linkage and all. Too bad the guy is an *******