Carb. Rebuild Kit Closed Course Racing Only Husqvarna TC 125 17-20, TC 250 17-20, TE 150 17-19, TE 250 17-18, TE 300 17-18, TX 300 17-19, KTM SX 125 17-20, SX 150 17-20, SX 250 17-20, XC 250 17-19, XC 300 17-19, XC-W 150 17-19, XC-W 250 17-18, XC-W 300 17-18, XC-W 300 Six Days 17-18