Shields - Silverado 2000 Type B2 Outboard Fuel & Vent Hose - Series 315 - 5/8" x 50' - 3150586. Premium quality fuel hose designed for outboard feed and vent lines for pleasure craft. Outside engine compartment use only. Features UV resistant, all rubber construction, low temperature flexibility (-5 F to 180 F) superior weather resistance, and resistance to gasoline/alcohol blends. Complies with SAE J1527 Type B2 specifications. EPA regulations do not allow use of this product in new detachable fuel line assemblies.. Features:. Inside Diameter - 5/8". Outside Diameter - 29/32". Length - 50'. Burst Pressure - 175#