Mercury - Catalog-parts - 90-80317000. The Mercury Catalog-parts - 90-80317000 is an essential printed reference guide for professionals and boat owners working with Mercury Marine engines and components. Designed to streamline repairs and part replacements, this catalog includes detailed exploded views, part numbers, and product specifications, enabling users to quickly and accurately identify the right Mercury or MerCruiser parts for any job.. Key Features. OEM-Certified Reference - Compiled a