Originally Posted by
dedwards0323
I typically check the tightness of the valve cover screws once a year. I found that these "loosened" over time and needed to be re-torqued. If you consider doing this, you'll use the Torx socket again.
I take your point. You would think once something was tight it would stay tight forever. I am not one for using Loctite on threads as I have seen what can happen when it "works" better than expected and you shear a fastener.