Do Schumacher slant six to 340 motor mounts raise engine?

Veryfast, that's not a Drop Base Air Cleaner assembly. That's your other option. You should be able to use just the bottom of a Drop Base assembly to drop it down, and use your black Mopar (top) Lid.
Yes it is a Mancini drop base from the MP air cleaner. It
Dropped it 3/4”. I would love to find a thinner air cleaner element