Any of the typical vendors had these, are they no longer available?
https://oldchevytrucks.com/catalogsearch/result/?q=fl137 for the floor shift foam seal, and for the emergency brake floor seal # 30-1884 from LMC.


1947.2 Chevy Panel Truck 1-ton
In Project Journals
In the DITY Gallery
1955.2 Chevy Suburban
1955.2 Chevy 6700 Bus/RV