Sounds like "something" is overpressurizing the cooling system. Normal pressure should be around 13psi.
I would pressure test the cooling system and see if it holds 15psi, because it should with no problem. If they blow off at that pressure you need new hose clamps. If they hold fine, you probably have a blown head gasket.
You should also run a block test, only way you'll know for sure if the head gasket is blown/leaking. Very easy and inexpensive.
My supra didn't smoke, have "milkshake stuff" on the dipstick or oil cap, yet it still had a blown head gasket.
|