56mm Stainless Steel Radiator Filler Neck – 8mm Loose Overflow Heavy duty stainless steel radiator filler neck manufactured for custom cooling system fabrication. Ideal for aluminium radiators, expansion tanks, and bespoke builds. Specification Neck Size: 56mm Material: Stainless Steel Overflow Tube: 8mm (supplied loose) Fitment: Weld On Finish: As supplied (unpolished industrial finish) Important Information The 8mm overflow pipe is supplied loose inside the neck and must be welded into position prior to installation. This allows you to clock the overflow to your preferred angle. Ideal For Custom radiator builds Classic car restoration Motorsport cooling systems Expansion/header tanks Manufactured and supplied by CRS – Cooling Components. UK stock for fast dispatch.
