Torque Solution Weld On AN Flare Bung Male -20AN Aluminum UniversalTorque Solution Weld On AN Flare Bung Applications: Male 20AN Aluminum Universal Torque Solution Weld Bungs are perfect to be used with aluminum Valve Cover Breather, Radiators, Oil Pans, Fuel Cell, Cylinder Heads, Intake Manifolds, Dry Sump, custom tank fabrication or any other project that would require weld bungs. 6061 Billet Aluminum Male 20AN Flare (1 5 8 12 SAE Thread) 1 1 4" OD Stepped Ledge 1 3 4" Overall OD Limited Lifetime Warranty