56mm 2.23" American Style Coolant Filler Neck

56mm(2.23") Aluminum Weld On American Style Coolant Filler Neck

  • $18.00


This radiator and expansion tank filler neck is compatible with the most common style of caps available.  

Machined in the USA from 6061 Aluminum.

Vent port tapped for 1/8-27 NPT. 

Radiator caps for this style are available in a variety of pressures up to 40psi.