This is a Brand New complete carburetor kit. The specs are as follows: Kit contains gaskets, float valve throttle shaft. Dim A (1) For Carb.#’s: EAE9510C EAE9510D Dim B (2) 134 CID 4 Cylinder Dim C (3) For Marvel Schebler Models TSX428 TSX580 Replaces Part Numbers: A-BK47 TISCO VPD3681 MISCELLANEOUS Thanks For Your Business! A-MSCK47