For 100-245 Stringer Unit (1968-72)Replaces 981799Contains:One (1) Upper Gearcase Gasket (18-0939) - OE #315189Four (4) Oil Seals (18-2073) - OE #981268One (1) Rubber Seal (18-3111) - OE #907774Two (2) Washers (18-4248) - OE #311598Four (4) O-Rings (18-7103) - OE #308624One (1) O-ring (18-7107) - OE #313175One (1) O-Ring (18-7121) - OE #308621One (1) O-Ring (18-7134) - OE #303059One (1) O-Ring (18-7146) - OE #554545One (1) O-Ring (18-7173) - OE #910582Two (2) O-Rings (18-7198) - OE #308626One (1) O-Ring (18-7158) - OE #310585,310967One (1) O-Ring (18-7172) - OE #553126