1997 Ski-Doo Factory Shop Manual Volume Two, Page 130Get this manual
Sub-Section 11
Section 03 ENGINE (CARBURETOR AND FUEL PUMP)
DISASSEMBLY AND ASSEMBLY
' and assembly procedures it is recommended to use carburetor tool kit (PN 404 1120 00)
NOTE: To ease the carburetor disassembly
The size of the throttle slide cut-away affects the fuel mixture between 18 to 12 throttle opening
A00C01A
A00B2FA
2,3, E-clip and Needle
Remove screws from needle retaining plate to withdraw the needleThe position of the needle in the throttle slide is adjustable by means of an E-clip inserted into of grooves located on the upper part of the needlePosition (at top) is the leanest, (at bottom) the richestNOTE: The last digit of the needle identification number gives the recommended position of the E-clip from the top of the needle
Low cut-away low Rich mixture High cut-away high Lean mixture