Custom Coolant bypass tubes...Brake line?
There are a few different ways to do what you want in that thread, brake line and other method.
There are a few different ways to do what you want in that thread, brake line and other method.
Granted, tarnish on copper is a non structural corrosion, rust on steel will cause pin holes eventually.
Granted, tarnish on copper is a non structural corrosion, rust on steel will cause pin holes eventually.


