Carburetor Rebuild Kit NBR Rubber O-Rings & Gaskets have excellent resistance to Ethanol. Models with multiple carburetors include componenets to fix all. Standard jet sizes are included. Carburetor Kits Include: O-Rings Gaskets Jets Needl Screws Float Bowl Screws Float Valve Needles Fits: Suzuki LT4WD 250 QUAD RUNNER 1987-1989 LTF250 2WD 1988-1989