Why bother with the old wing nut and stud setup on air cleaners? They're slow, and sometimes they rust. Why not upgrade to a flush mount Quik-Latch mini latch which will latch automatically, and come unlatched with the push of a button? Take a look at some of the installs below:
Notice the lack of any stud through the air cleaner housing.
The polished mini-latch makes for a very clean install!