This auction is for a Brand New carburetor rebuild kit for tractors NAA, Jubilee, 600 700. This kit fits carb kit fits all models with the Marvel Carburetor numbers TSX428, and TSX580. This kit contains needle seat, gaskets, throttle shaft, and sealing washers. If this is not what your looking for let me know and I will try to find what you want!! Thanks For Your Business!! 1103-0061