You'd want to go to something as wide as you can on the rim...so I think on a 8 inch rim a 245 is what max is recommended....as far as brand goes its really depends on your budget. There a lots of them out there...some last a bit longer than others and such.
These might be a good place to start?
http://www.tirerack.com/tires/tires....omCompare1=yes
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