Multi-purpose hose for use on fuel lines, PCV and EEC systems, and fuel return hose connections on diesel fuel injection systems. Oil resistant synthetic rubber tube. One textile braid reinforcement. Oil resistant synthetic rubber cover. SAE 30R7: N/A: MP1 MULTI-PURPOSE-04 to -20 1/4" to 1.1/4" Air, water, petroleum oils, kerosene and fuel oils.