Quote:
Originally Posted by ascalise
I dont understand how you can get more coolant in that way. As soon as you tilt it down it will spill out. if i take it off right now i'm sure all lose quite a bit. but, i guess it won't hurt to try.
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You don't understand because you don't realize that you cannot fill the head via the expansion tank. The thermostat is in the way and it prevents filling of the head.
When you fill via the upper hose, the coolant can go nowhere other than into the head..........when the thermostat is closed.