Originally Posted by maxcichon

They can be sanded and polished, on the exterior, to look, if not new, then pretty darned close to it.
P500
P800
P1500
Trizact 3000

(All wetsanded)

Polish

I made a sticky on cleaning the interior of the housings.

https://www.crossfireforum.org/forum...-assembly.html

And it IS amazing how much grunge will build up on the inside of the housings.