C chargin chuck New Member Jan 10, 2008 #1 What kind of rule changes should we expect from U.M.P. this season in their 4- cylinder rules ?
M mamaduck mamaduck Jan 10, 2008 #2 ump there is no rule change .this year . the rules are allready posted on ump web ... street tires and what ever your track rules are ...........fast joe
ump there is no rule change .this year . the rules are allready posted on ump web ... street tires and what ever your track rules are ...........fast joe
