17700-ZY3-C03 Fuel Tank Tube - Overview. The 17700-ZY3-C03 Fuel Tank Tube is a vital component within the Honda marine engine fuel system. It plays a critical role in safely and efficiently delivering fuel from the tank to the engine, keeping your Honda marine engine operating reliably and at peak performance. Engineered with precision, this fuel tank tube is designed to seamlessly integrate with existing parts, maintaining optimal performance and durability.. Key Features. OEM/genuine Honda par