Okay!!! I think i got somewhere. I'm back in LA and i got some help with the seal measurements. Just got a replacement in today. It's not the felt style, it's newer. Wish me luck! I'll post the results here.
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20201003_160018.jpg (207.21 KB, 28 downloads)

1941 GMC dumptruck
Aircooled VW person
Getting into Stovebolt's
grin