PRODUCT DETAILS Fuel Hose Type: AN-6 (5/16") Stainless Steel PTFE () Made Fuel Line Inside Diameter: 8.13 mm (5/16") Outside Diameter: 10.92 mm (7/16") Condition: Brand New. Never been used or installed Pressure Rating: 3000 Working PSI / 5000 Burst PSI Temperature Rating: -300F to 500F (-73°C to + 260°C) under most operating conditions. Application: fuel, lube, alcohol, ethanol, coolant and air for automobiles or marine engines, most suitable for racing cars & motor racing bikes. Note: If you order more than 1, we will ship you a continuous length of line .