2004 Ski-Doo Racing Handbook, Page 73Get this manual
SECTION 04ENGINE PREPARATION
The inlet needle, seat and float are of integral construction, and must be replaced as setThe float level is not adjustableThe floats are lightweight and placed high in the body of the carburetor to ensure consistent fuel levels even in extremely bumpy conditions
The Needle Jet is cast into the body of the carburetor and not removable