16900-SA5-004 Fuel Filter - Overview. The 16900-SA5-004 Fuel Filter is a critical component in Honda marine engine systems. Designed to filter out impurities and contaminants from the fuel before it reaches the engine, it protects the engine's performance and reliability. With precision engineering that matches Honda's factory specifications and dimensions, this fuel filter ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Effectivel