YFM250 Carburetor Kit with Air Filter - Replacement for Part #4XE-14140-13-00, Compatible with 1999-2004 Bear Tracker 250 YFM250X ATV, with Intake Manifold & Fuel Filter
DIMENSIONS:Inner Diameter (intake side): 34mm / Outer Diameter (intake side): 40mm, Inner Diameter (air filter side): 46mm / Outer Diameter (air filter side): 50mm. The main jet installed in the carburetor is #105, and the idle jet is #42