stock jetting for 03 yz 250

[jimmy 420]

i was wonderin what the stock jetting is for a 03 yz 250 i just got the bike and the jetting is off and want to start there

 

[2 strokes for life]

Here is the yamaha parts catolog online, go crazy.
http://www.yamaha-motor.com/sport/m...L2hvbWUuYXNweA==/Parts Catalog/starthere.aspx

 

[76GMC1500]

Your service manual will tell you. If you don't have one, you should get one if you are planning to do any of your own maintenance.