These extended steel radiator filler necks are designed to raise the filler position on custom or modified cooling systems. Featuring a 56 mm filler neck, they are compatible with 60 mm short reach radiator caps, making them ideal for classic, performance, and bespoke radiator installations.
Key Features
Short reach cap fitment: 56 mm neck designed to accept 60 mm short reach radiator caps
Extended height: Raises the filler point for improved access and clearance
Strong steel construction: Suitable for welding, brazing, or fabrication work
Multiple tube sizes: Available to suit a range of radiator and header tank diameters
Ideal for custom builds: Perfect for modified radiators, conversions, and motorsport applications
Specification
Filler Neck Diameter
56 mm (fits 60 mm short reach caps)
Overall Height (including neck)
60 mm
Tube Outside Diameter Options
32 mm OD 35 mm OD 38 mm OD
Material
Steel
Application
Radiators, header tanks, custom cooling systems
Tube Size Options
32 mm OD tube
35 mm OD tube
38 mm OD tube
Installation Notes
Designed to be welded or brazed into a steel radiator or tank
Please confirm your radiator cap type is a 60 mm short reach before ordering
Professional installation recommended for best results
Important Fitment Note
These filler necks are designed specifically for 60 mm short reach radiator caps. Please measure your existing cap and filler neck carefully before purchase.
Manufactured for custom and classic cooling system applications. Ideal for restorations, upgrades, and bespoke radiator fabrication.
