truck engines 3406, 3408, and C15 front and rear crankshaft oil seal and wear sleeve installer kit. OEM Alternative to 6V-6142, 6V-6143, 5P-1737, 9S-8858 and 5P-1733. This tool set is used for oil seals 142-5867, 142-5868, 2W1734, 336012 and 319-0785.