Hey i have been having a problem with my 250X, when i try to kick it over when it is cold it will not start, it is right on the verg cause it will pop a few times like it is going to go but then it dont. i have a race in 2 weeks so we are franticly trying to figure out y it wont, when we pop start it, it will fire right up with no problems at all, it hard takes any thing. it all so will not idle at all either? we got a race april 7th so any help is greatly thanked, i do not think that it could be the pistons cause i rebuilty it about 4 years ago but it might be?