Max Flow Chrome OEM Style Petcock for Harley Gas Tanks (Straight Outlet) Chrome PetcockThis Harley-Davidson new style petcock is engineered without O-rings to insure against gas leakage while providing maximum flow. Has filter screen and reserve. Straight spigot outlet petcock. For gas tanks with external 13/16" NPT. Replaces Original Manufacturer Part Number 62163-75 Fits Harley-Davidson Tanks 1975 and later and any Custom Application with extermal 13/16" NPT. *Product ID = 711