It's advancing, it is advancing (WIP)...
Hiding inside the mask takes a long time (like everything else for that matter). I preferred to opt for a "Engine Manifold"* instead of initial "Copper" because I find it closer to the original and the contrast with the aluminum makes the set more classy.
(*) It is a copper color, but very dark.
Indeed, some people are slow to respond (when they answer): the list has been updated.