Float Valve, Carb, Part 0453631 is a critical component of the carburetor. It is designed and tested by Polaris engineers to ensure durability, performance, and reliability through emission, dyno, field, and component tests. It meets ASTM, D2000 regulations and is chemical and environmental resistant letting you ride longer and harder. We''ve been making ATVs for nearly 40 years, don''t settle for anything less than OEM quality. This Accessory is Designed to Fit the Following: 2008 Outlaw 90 --, 2008 Sportsman 90 --, 2007 Outlaw 90 --, 2007 Sportsman 90 --,