35655-ZVL-B11 Oxygen Sensor - Overview. The 35655-ZVL-B11 Oxygen Sensor is an essential component in Honda marine engine systems. It monitors the oxygen levels in the exhaust gases, supporting the fuel management system to optimize combustion. By doing so, it helps ensure the engine runs efficiently, reduces emissions, and maintains reliable performance. Designed specifically for Honda marine fuel-injected engines, this sensor ensures seamless integration with existing parts, maintaining optimal