Ace Race Parts offers Weld On Radiator Filler Necks that are precision CNC machined from solid 6061 Aluminum billet and come with a 1/16" NPT x 1/4" Hose Barb fitting. We provide our Radiator Filler Necks in two sizes to fit both common Import and Domestic OEM radiators, making them also suitable for custom radiator setups.
- 6061-T6 Aluminum
- Precision CNC Machining
- Includes Barbed Nipple for Expansion Tank Plumbing (1/16" NPT x 1/4" Barb)
Please note: Radium Engineering (Type A and B) radiator caps are not compatible with this filler neck.