New engine running HOT

BIG-B-Barracuda said

so where exactly wold one drill this 1/8 hole on the thermostat

can we get a photo up here with a spot showing?

thanks

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On the metal ring between the spring and plunger and the outside edge. I do it to all of mine. It's also important when filling the coolant to "burp" the system. I usually raise the front of the vehicle when going from empty.