Craftsman Riding Mower Won't Start

I have a Craftsman riding mower. When I start it, it runs about 20 minutes and then shuts off. I try to restart it and it won't start. What do you think might be the problem?

By cope from St. Petersburg, FL

Answers:

Craftsman Riding Mower Won't Start

Clean out the fuel filter, and change your spark plugs. (12/29/2009)

By Meemaw