British-made 304 stainless radiator filler neck supplied with a round 15 lb zinc-plated cap—ideal for commercial and custom cooling system builds.
This 68 mm radiator filler neck and cap set is designed for reliable sealing on heavy-duty and specialist cooling systems. The neck is manufactured from grade 304 stainless steel for corrosion resistance and durability, while the cap is mild steel with a zinc-plated finish.
Please confirm dimensions before purchase to ensure correct fitment for your radiator or header tank.
Please note: Neck is 304 stainless steel. Cap is mild steel, zinc plated, rated at 15 lb / PSI.
Enjoy a smooth checkout process. Please ensure the pressure rating and dimensions are correct for your application before ordering.
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