These weld on fuel injector bungs are designed for do-it-yourself fabricators who make their own multi-port fuel injection manifolds. Manufactured from 6061-T6 aluminum bungs. The manifold can be drilled to 16mm (5/8") and weld them directly to the manifold. Only fits 14mm O-ring style injectors.
Overall Length - 37mm,
Top Diameter - 19mm,
Bottom Diameter - 15.8mm