QuadBoss 03-04 Arctic Cat 400 2x4 FIS AT Carburetor KitKits include all necessary components to repair carburetor; models with two carburetors include components to repair both carburetors. Components included in the kits are based off of US models and discretion must be used when attempting to install the kit on a non US model. This Part Fits: Year Make Model Submodel 2003 2004 Arctic Cat 400 4x4 Auto Base