I think you're talking about the baffle that blocks air around the air filter. I do know that it was originally installed only on some models of 150 but not all. Mine is a G model and it wasn't one of them, so I doubt it would fit if I got one.

They sure seem to be a prime candidate for a 3D printer!

Roy

States where I've landed my 150
[Linked Image from eznec.com]