i also run an 8" wheel with 12.50's.

My spare micky thompson is a 33x13.50 and i have it on the stock rims i think 7" wide. I probably wouldn't do that for street though

 

I am running a samurai with toy axles engine what not when I got it had 37/14.50 tires on the what I believe to be 10 inch wide rims. I had some 32.12.50 which I am running now was looking for tire and I four some 33/15.50 on a 12 inch wide RIM what should I do educate me