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    Radiator Necks

    Trusted performance even in the toughest conditions

    SPA Design Radiator Necks are engineered from high-grade aluminium for strength and reliability. Manufactured to withstand demanding conditions, they provide a durable, lightweight solution for high-performance cooling systems. Each radiator neck is designed with precision to ensure a perfect fit and long-lasting service life.
    Small and large radiator necks

    43mm Radiator Neck

    Our 43mm radiator neck is compact yet robust, designed for applications where space is limited but reliability cannot be compromised. The precision-machined aluminium body and carefully matched spout ensure excellent sealing and straightforward installation in a variety of cooling setups.

     

    Item Quantity Material Thread size
    Neck (43mm) 1 Aluminium-6082 N/A
    Spout (6mm) 1 Aluminium-6082 1/16 – 27 NPT
    Small radiator neck top view
    Small radiator neck bottom view
    Small radiator neck top view tilted
    Small radiator neck top view angled
    Small radiator neck bottom view angled
    Small radiator neck bottom view tilted

    56mm Radiator Neck

    The 56mm radiator neck is engineered for larger capacity systems requiring maximum flow and durability. Its wider diameter offers enhanced cooling performance, while the high-strength aluminium construction provides long-term resistance to heat and vibration in demanding environments.

     

    Item Quantity Material Thread size
    Neck (56mm) 1 Aluminium-6082 N/A
    Spout (10mm) 1 Aluminium-6082 1/8 – 27 NPT
    Large radiator neck top view
    Large radiator neck top view angled
    Large radiator neck bottom view angled
    Large radiator neck bottom view angled and tilted
    Large radiator neck top view
    Large radiator neck bottom view