Shop by Brand Yamaha OutboardGasket/Gasket Kit Back Gasket, Thermostat 677-12414-A1 Viewer:662 OEM No.: 677-12414-A1 Similar Number: YAMAHA No.: 677-12414-A0/677-12414-A1 For YAMAHA outboard 8 HP You May Also Be Interested In Packing, Lower Case 6L2-45315-A0-00 Gasket Kit 6E0-W0001-20-00 Gear 68V-45560-00-00(28T) Face Plate 817276 1