Diesel motorsports and performance doesn't just shut down during the winter, it moves South or indoors...
Not that it will be much warmer, but this weekend Bean's Diesel Performance is hosting its annual sled pull and dyno day at its facility in Woodbury, Tennessee.
Some other events that may interest you will be:
*2012 Midwest Winter Nationals (Gordyville U.S.A.) (indoor tractor pull)
January 5-7 in Gifford, Illinois
*7th Annual Southern Invitational (indoor truck and tractor pull)
February 3 & 4 in Murfreesboro, Tennessee
*2012 National Farm Machinery Show (indoor tractor and truck pull)
February 15-18 in Louisville, Kentucky
*Southern Diesel Outlaw Racing Series (outdoor drag racing)
February 24 & 25 in Bradenton, Florida
...we're sure there will be more to come...