{"product_id":"18-7180-sierra-sealing-o-ring-replaces-omc-303347","title":"18-7180 SIERRA \"SEALING O-RING\" REPLACES OMC 303347","description":"\u003cp\u003e# 18-7180 SIERRA SEALING O-RING Premium elastomer o-ring engineered for reliable sealing in OMC marine engine systems. This OEM-equivalent replacement for OMC part 303347 delivers superior fluid containment in fuel systems, cooling passages, and hydraulic circuits. Precision-molded from marine-grade material that resists saltwater corrosion, thermal cycling, and fuel degradation. The o-ring maintains optimal elasticity and compression set across demanding operating conditions, preventing leakage and system failures. Ideal for routine maintenance, component repairs, or complete engine overhauls on OMC-equipped vessels. Ensures consistent performance and extended equipment reliability in harsh marine environments.\u003c\/p\u003e","brand":"May Marine","offers":[{"title":"Default Title","offer_id":43852665585763,"sku":null,"price":3.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/5651\/2867\/files\/18-71801.webp?v=1766013725","url":"https:\/\/maymarine98528.myshopify.com\/products\/18-7180-sierra-sealing-o-ring-replaces-omc-303347","provider":"May Marine","version":"1.0","type":"link"}