A Fuel Return Lines Hose Assembly is constructed from durable materials. The material offers excellent resistance to temperature extremes and mechanical stresses. The selected material ensures flexibility and compatibility with the fuel returned from the engine.Attributes:• Withstands working pressure of 400 kPa• Manufactured to precise specifications and are built for durability and reliabilityApplications:A Fuel Return Lines Hose Assembly is used to provide a pathway for returning excess fuel from the engine back to the fuel tank. In a fuel injection system, some fuel is unused by the engine and needs to be recirculated to maintain proper fuel pressure and prevent vapor lock.