Posted for "Matt Hapgood" <hapgoodm94@alum.darden.edu>:

I've got a plenum.
It's kinda nice to be able to test the seal on the ground (cowl off, blower
up to the plenum, check for leaks...).
But at the end of the day, I agree - it is overkill.  Also a real PITA to
inspect/change spark plugs.

M