Mercury - Catalog-parts - 90-75471. The Mercury Catalog-parts - 90-75471 is your go-to reference for locating and identifying original Mercury Marine parts. This comprehensive printed catalog includes detailed diagrams, part numbers, and specifications for a wide range of Mercury and MerCruiser engines and components. Whether you're a marine technician, service dealer, or DIY boater, this catalog simplifies parts identification and ensures accurate ordering.. Key Features. Detailed Diagrams - Vi