Machined Aluminium Billet Radiator Filler Necks

Expertly machined from HE30 aluminium, these filler necks are ideal for custom or kit cars. The larger 68 mm neck allows for easier filling, while the 3.3 mm wall thickness makes welding a breeze. Perfect for commercial or plant radiators.

Upgrade your vehicle's cooling system with our Machined Aluminium Billet Radiator Filler Necks. Available in 3 sizes - small (45mm), standard (58mm), and large commercial (68mm) - choose the perfect fit for your needs. Improve performance and durability with our precision-machined, high-quality filler necks.

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