Canadian Tire has the Motomaster AWs (145/80 R12) on sale right now - $18.50 each! Product number is 02-1413-8. Two different stores told me they are getting more of this size in but they are no longer on CTs website. I bought a few extra just in case!
Hey glad to hear your truck is runnin !! tire size calculator I like this one cause it runs on my phone ( while I'm standing in the wrecking yard ) and it does comparisons http://www.1010tires.com/tiresizecalculator.asp