A head gasket leak is a serious engine issue, one that needs a major and expensive fix. However, you might have heard of gasket sealant, a liquid that promises to seal gasket leaks. Is it a miracle ...

In what the old timers called the "good old days," blown head gaskets used to be a real pain in the...well, you pick the body part. Poor machining practices that left the decks of both the heads and ...