I had a local machine shop rebuild the head. they had to replace 2 burnt valves. They ground the rest and the seats and resurfaced it. I was extremely careful to keep everything clean. I don't know if it overheated or not. It is my daughters car and I don't know what happened when the head blew. I w...

I replaced the head gasket because it had blown.

I just finished replacing the head gasket and now have a lot of oil leaks and smoking dipstick. I cleaned out the PCV system before re-assembly. I had the valves and seats in the head ground. The cylinders had absolutely no ridge. Could the piston rings be that worn to cause that much blow by hence ...