250x upgrades and jet settings
Posted: Thu Mar 31, 2011 3:16 pm
ok i just got an 04' 250x its all stock and runs a little lean id like some sugestions on jet settings and some ideas on exhaust systems as well any input?
Get the JD jetting kit here from crf's only
http://www.crfsonly.com/catalog/product_info.php/cPath/26_82/products_id/1096
The FMF Q4 with the Megabomb header is a great choice. Slight increase in power but yet is still pretty quiet. Theres also the new FMF factory 4.1 system with the megabomb header which increases power but also costs a lot more!