Replacement top body MacBookpro 2017

Not really, no. It's hard enough to change out just the LCD panel on those, that the aluminum housing would be cake in comparison. The problem is just getting to it and transferring the LCD panel over. With the retina displays the entire top housing is engineered together to where replacing the entire lid is really the only low to mid tech level feasible option. There are also companies that will likely refurbish that top lid, but it will cost upwards of $300 and require a downtime for the computer.