Compatible With/Replacement For:

Ski-Doo 500 SS Legend/GT Sport 2004, Grand Touring 600 2002-2003, Grand Touring 600 Sport 2003, Legend 500 SS 2004, Legend 600 2002-2003, Legend 600 Sport 2003, MX Z 600 2002-2003, MX Z Adrenaline 600 2003, MX Z Trail 600 2003, Summit 600 2002

OEM Part Number Cross Reference 26-10103, 403138600, 403138700, 403138800, Mikuni MK-TM40-17 Full Kit Contents Needle and seat assembly, float bowl gaskets, metering rod gaskets, throttle shaft seals, idle mixture screws, spring clips, fuel pump diaphragm, check valves, O-ring assortment Primary Material Construction Nitrile rubber gaskets, brass jet components, stainless steel hardware, heat-resistant fluorosilicone diaphragms Compatible Carburetor Model Mikuni TM40-17, Mikuni TM40-18 flat slide carburetor Compatible Engine Type 2-stroke liquid-cooled Rotax 500 SS, Rotax 600 HO snowmobile engines Operating Temperature Rating -40°F to 220°F (-40°C to 104°C) optimized for cold climate snowmobile use Installation Difficulty Intermediate, requires standard carburetor disassembly and adjustment tools Common Issue Fixes Resolves hard starting, rough idle, fuel leakage, poor throttle response, and inconsistent fuel delivery Warranty Coverage 12-month manufacturer limited warranty against material and workmanship defects Performance Standard Meets or exceeds original equipment manufacturer (OEM) fit, form, and function specifications