Engine Family: C & J, NH, NT, V28, V378, V555, V903, V504, L10
This plug is used to seal water holes in the top of the cylinder block during the check for water leakage around the cylinder liner flange.
Last Modified: 31-Jul-2003
Published by Jack
Hello, I'm Jack, a diesel engine fan and a blogger. I write about how to fix and improve diesel engines, from cars to trucks to generators. I also review the newest models and innovations in the diesel market. If you are interested in learning more about diesel engines, check out my blog and leave your feedback.
View all posts by Jack