CNC-machined from quality aluminium, this weld-on radiator filler neck is perfect for custom fabrication projects. Ideal for use on fill pots, swirl pots, and expansion tanks, it offers a precise fit and reliable performance.

Specifications:

• Material: Aluminium

• CNC Machined for precision

• Outer Diameter: 42mm

Built for fabricators who demand clean, functional, and professional-grade components.