ALL BALLS CARBURETOR REBUILD KIT (141-8767) - Arctic CatKITS SOLD PER MACHINE, ORDER 1 KIT PER MODEL Kit includes necessary O rings, gaskets, funnel gasket, jets, needle, mixture screw, float bowl screws, float valve needle and seat. (Needle jet and other pressed in jets are not included in kit) OEM jet sizes and slide needles are included in the kit based on OEM recommendations. NBR rubber material is used on all O rings and rubber gaskets NBR has excellent resistance to the ethanol used in todays fuels