The devil is in the details... Note that I included the words, "decent
top hat"...
For 40 it should pull the vertical close to resonance...
For 80 I would not argue with your prescription for an outboard
loading coil to help the tuner efficiency...

BTW Ed, a coil Q of 1000 is going to be very tough to hit... If you
do get it please share the details...

denny / k8do