from what i had read... and in this thread.. the ltr jet kits had the letters filed off the needle...
http://www.gasgasrider.org/forum/sho...ght=ltr+needle
stock needle on my 01 300 was an n1ee.. not very good would have to look, but i am pretty sure i have a spare cek, nedh, and the yz needle if you want to try them..
pm me your address..
jay