Here's a site with some good info. http://www.mar-k.com/installation_hints.html

Also, I've got a drawing I made for the wood on my '64 stepside. I can e-mail it to you if you want. Just give me an e-mail address.


'64 swb stepside (gone)
'57 1 ton
'53 phone truck
'59 swb
'46 1 1/2 ton
'68 swb gmc