Part Number: 1128-13-0316 (Stock) Part Number: 1128-13-0319 (Stock) Part Number: 1128-13-0519 (No description) Part Number: 1128-131 (Deflector.dirt and) Part Number: 1128-132 (Balancing ring) Part Number: 1128-133 (Housing and valve s) Part Number: 11281-34 (Bearing) Part Number: 11281-36 (Adj screw) Part Number: 1128-138 (Pipe adapter) Part Number: 1128-14 (Camshaft.engine) Part Number: 11281-40 (Seat valve seat) Part Number: 112814001 (Counter rotating) Part Number: 1128141 (Assy) Part Number: 112814-2 (Valve poppet)