tender for a set of gasket. 1. gasket for piston cooling pump elbow to accessory drive housing as per emdpart no 40039267 and dlw part no 16170957 qty=01 no/set. 2. gasket elbow to accessory drive housing asper emd part no 40039268 and dlw part no 16170969 qty=01 no/set. one set consists of two items andqty.mentioned.