Dayco In-Tank Fuel Line Hose Dayco's In-Tank Fuel Line Hose is capable of handling gasoline, alcohol blended gasoline, E85 (ethanol fuel blend), diesel and bio diesel fuels used in mobile and stationary applications. This hose has a maximum working pressure of 0.69 MPa (100 psi) and is suitable for use in normal operating temperatures of -29 F (-34C) to 212F to (100C) and intermittent use at 257 F (125C) The Dayco In-Tank Fuel Line Hose meets SAE J30R10 requirements.