Barricade Fuel Line HoseLow permeation fuel hose for carbureted engines in cars, light trucks, off road vehicles, and small engines and for fuel return lines on fuel injection systems (not for use on the pressure side of fuel injection systems). Carbureted engines (pre 1985) and small engines 50 psi working pressure rating (35 psi for " ID) EEC EGR, air pump, PCV valve, charcoal canister Meets SAE J30R14T1, EPA 40 CFR 1051. 110 , and CARB small engine off road requirements