Ive been in Little Sahara Nat. Park and been ridin for the last 3 days and my blaster ran like a bat outa hell then today after riding all morning we came back to eat lunch and chill for a couple hrs we went back out and as i sarted up a dune my bike just lost power and quit reving out. it will only rev when it wants to and i cant figure out whats causing this. i did blow my stock headpipe and replaced with a stock headpipe. dont know if that has anything to do with it. but if you know anything plz hep me out.. thanks