Designed for conveying most modern fuels in cars, trucks, buses, etc. Withstands oil, grease, abrasion, and ozone. Exceeds the burst requirements of the SAE specification. Made in the USA NOT for Fuel Injection The maximum working pressure is 50 psi. 5/16 inch x 25 Foot, fuel line/vapor emission hose, high quality SPE cover, nitrile tube, suitable for use with leaded or unleaded gasoline, and many ethanol and methanol based gasohol blends, compatible with gasoline, diesel, e 85 and bio diesel fuels. Similar OEM specifications, meets or exceeds sae30r7, specification, not for fuel injected systems, spool.