Originally Posted by
Char1ie
A cracked head boiled my water too.
Charlie
+1, seems a common thing on 2WD head and I bet OP'S is 2WD, if the water is not leaking it will be getting boiled which is easily shown by excessive steam from exhaust, Do you know what HG you have, if you have standard HG which is unlikely then 99.9% it will be that.
Martin