16900-SR3-004 Fuel Filter - Overview. The 16900-SR3-004 Fuel Filter is a genuine Honda marine engine system component designed to remove impurities from fuel, keeping your engine running smoothly and reliably. Supporting the fuel delivery system, it plays a crucial role in preventing contaminants from reaching the engine, thereby enhancing performance and prolonging engine life. With precision engineering, it ensures seamless integration with existing parts, maintaining optimal performance and d