Regarding the engine bay: I think the issue is that a fair amount of detail is getting lost in the black plastic. The problem isn't the moulding and parts so much as the colour, or lack thereof.
The engine bay would look a lot better if many of the cables and pipes, as well as the rear crash structure that is flanking the exhaust, were coloured silver.
I've found a couple more photos of the engine bay:
Edited by Magnus, 07 July 2016 - 07:24 AM.