Here is an instruction sheet for 1940-49 AC filter installation. It is for a car but it would be the same for the trucks back then. http://www.pbase.com/dennygraham/image/123022930/large
Here is a sheet for a Walker aftermarket oil filter, same hook up as the AC.
http://www.pbase.com/dennygraham/image/123022547
Cartridge is a NAPA 1100 or a Wix PC100
Denny Graham
Sandwich, IL

Last edited by Denny Graham; 03/25/2010 12:57 PM.

Denny G
Sandwich, IL