If you have these on your F6B or Wing...
http://wingstuff.com/products/2003-l...air_deflectors
...they either have cracked/broke or will soon do so.
I found a fix.
https://www.max1.us
I have used this adhesive on many broken plastic parts over the years, including a busted tail/brake light assembly tab on a snowmobile (subject to extreme conditions) as well as my own broken foot wind deflectors.
This stuff will lock anything together tight. I originally found it from the vendor at the New York State Fair.