Originally Posted by 66Submarine
I got some GL-1 straight 90w gear oil from Napa the other day: http://www.napaonline.com/Catalog/C...-Oil-80w90-1-GAL/_/R-FHQ65201_0434862994 $13 for a gallon.

Agri Supply also has it: http://www.agrisupply.com/gear-oil-...medium=NaturalSS&utm_campaign=SSIDE/

As does Tractor Supply: http://www.tractorsupply.com/en/store/travellerreg%3B-ford-tractor-all-mineral-90-transmission-fluid-2-gal

Check your local farm supply stores and you'll probably find some.
I have been to both Napa and TSC over here with no luck at either. I think I will make a run for the boarder to pick some up.

1952 GMC 9430 one ton pickup, a work in progress

1952 1-ton pictures on Photobucket