Cooling System Non-Metallic Caps and Filler Necks - Threaded Construction
This SAE Recommended Practice was developed primarily for passenger car and truck application, but may be used in marine, industrial, and similar applications. It addresses non-metallic caps and both metallic and non-metallic filler necks.
This document has been updated to current SAE format. References to SAE J151 have been removed or changed to SAE J164. Minor corrections to spelling, punctuation, and grammar have been made.