There's different kinds of Lock-Tite brand products. Which one specifically are you using?

You mean that the carburetor is coming loose from the adapter, right? The adapter bolts to the manifold, then the carb to the adapter. Make sure you put the locking paste on the stud threads where they go into the adapter and use lock washers on the nuts. Remove the studs from the adapter if they've never been out, and lock those up.