Whenever I've gone to a vintage car show, I've often wondered how they get their engines so sparkling clean. Now I know!
This comprehensive how-to video from YouTuber ChrisFix shows exactly how to wash, and then detail, your vehicle's engine bay. It takes about two hours, from start to finish, to get your engine super-shiny clean.
I think his "before and after" engine bay photos are particularly satisfying.
Note to self: Keep this video handy for your post-Burning Man engine-cleaning needs.