Shop by Brand Yamaha OutboardGasket/Gasket Kit Back Gasket Kit 663-W0001-00 Viewer:1068 OEM No.: 663-W0001-00 For YAMAHA outboard 48, 55 HP You May Also Be Interested In Gasket 626-45113-00 Gasket, Valve Seat 6K7-13621-00-00 Pinion, Gear 57311-93901-000/57311-93910-000(12T) Bush, Special Nylon 90386-30M60-00