Vent Gas Cap for Boat Fuel Tank, Marine Manual Boat Gas Tank Cap 621501-10

About this item

• 【Wide Compatibility】The boat marine fuel tank gas cap compatible with Moeller Tempo gas tank, also fit for a variety of fuel tank models, including 031103, 031106, 031109, 031112, 031212, 620003, 620049, 630012, 630013, 630014, 620040, 720040, 730014, and 730025. The Part Number is 621501-10.
• 【Manual Venting】The marine fuel tank cap features a twist valve for adjustable ventilation, has a manual venting function, which can prevent fule tank from internal collapse or expansion due to changes in external factors.
• 【Sealing Fuel Tank】The manually vented gas cap creates a tight seal with the fuel tank opening, prevents fuel from leaking out. The marine gas cap also stops air and water from entering the fuel tank，prevents the mixing of water and oil, thereby avoiding interference with the combustion process and corrosion of the fuel system.
• 【High Quality】The marine gas tank cap replacement is made of high quality durable plastic, corrosion-resistant, anti-aging, durable, ensures the durability of the fuel tank cap. In the event of a ship collision, a strong gas cap reduces the likelihood of the fuel tank being punctured and fuel spilling out.
• 【Easy to Use】The vented fuel tank cap is easy to use. To open the gas cap, grasp it and turn it counterclockwise. When closing the gas cap, align it properly with the fuel tank opening, turn it clockwise until locks into place. Routine maintenance only requires regularly clean the gas cap to remove any dirt, fuel residue or algae that may accumulate on it.