2004 Skidoo ZX Series Service Manual, Page 196Get this manual
Section 04 ENGINES (2-STROKE) Subsection 09 (CARBURETOR AND THROTTLE CABLE)
NOTE: The last digit of the needle identification number gives the recommended calibrated position of the E-clip from the top of the needleEXAMPLE: Needle identification
A00C6FA
6DH4-3 Recommended position of the E-clip from top Lean 4
With carburetor chamber upside-down on level surface, measure height between bowl seat and top edge of float armKeep ruler perfectly vertical and in line with main jet holeA01C5AC
A00B2GA
CLIP POSITIONS
TYPICAL VM TYPE 1Measure from top of float arm AFloat height (including float arm thickness)