Originally Posted by Andy's '52
Try Timken 411330N for the seal (Replacement for GM 3653618/719373/3879527- superseded part numbers)and National 5M89 for the felt. Both are available from R*ck A*to for about 15 bucks for the pair. *(I'm fairly sure of it, but will not be held financially responsible for this info.)

Thanks for that info Andy - I looked at the spec for the lip seal on RA and it looks like it's pretty close! I haven't got mine apart yet so I haven't measured it yet.

I wonder what the odds are of finding gaskets for the hogs head?

1950 4100 - unrestored and driven weekly for almost no reason at all.