Billy Teflon tape is meant to make a good seal, not to keep things from rattling loose.
CA glue, will also not work, heat makes is go soft, and it is WAY too brittle for the job. What you want it Loctite thread lock, the BLUE stuff is what you want, don't use the Red stuff, unless you have to, as it is just about impossible to get off once it is tightened up. I've owned a lot of two-smoke motorbikes, and some large v-twins, and this stuff REALLY works, get it, put it on and your troubles will be over.
The pessimist complains about the wind; the optimist expects it to change; the realist adjusts the sails.
William Arthur Ward