One New Aftermarket Replacement CarburetorFits Allis Chalmers:IB, RC, B, C, CA, D10, D12Tech Info:2-5/16" to 2-3/8" CC stud holes (Because of the smaller diameter studs that are included)4.88" throttle shaft length1-1/8" throttle boreReplaces Part Numbers:12522, TSX101, TSX102, TSX113, TSX114, TSX119, TSX120, TSX126, TSX128, TSX13, TSX132, TSX132A, TSX133, TSX134, TSX136, TSX137, TSX138, TSX142, TSX144, TSX146, TSX150, TSX151TSX211, TSX212, TSX231, TSX240, TSX241, TSX246, TSX248, TSX253, TSX254, TSX258, TSX264, TSX266, TSX267, TSX269, TSX272, TSX274, TSX28, TSX286, TSX287, TSX288, TSX289, TSX290, TSX297, TSX30, TSX301, TSX305, TSX306, TSX308, TSX309, TSX312, TSX313, TSX319, TSX328, TSX33, TSX333, TSX34, TSX341, TSX346, TSX347, TSX348, TSX359, TSX36, TSX361, TSX361A, TSX368, TSX37, TSX370, TSX370-1, TSX38, TSX39, TSX391, TSX398, TSX405, TSX406, TSX407, TSX42, TSX420, TSX421, TSX422, TSX43, TSX44, TSX447, TSX448, TSX45, TSX450, TSX452, TSX458, TSX459, TSX465, TSX472, TSX48, TSX480, TSX481, TSX486, TSX49, TSX513, TSX516, TSX520, TSX54, TSX541, TSX55, TSX59, TSX606, TSX610, TSX611, TSX655, TSX665, TSX668, TSX69, TSX709, TSX730, TSX74, TSX744, TSX748, TSX753, TSX76, TSX78, TSX787, TSX79, TSX796, TSX80, TSX803, TSX83, TSX841, TSX865, TSX88, TSX89, TSX91, TSX913, TSX94, TSX95, TSX95A, TSX96, TSX98, TSXU829, TSXU831