Some of the Most Impressive Backyard Engineering We've Seen Goes Down on This Obscure YouTube Channel
www.thedrive.com
Jet engines, turbochargers, eight-cylinder Briggs & Stratton engines, and more.

https://www.thedrive.com/news/34554/some-of-the-most-impressive-backyard-engineering-weve-seen-goes-down-on-this-obscure-youtube-channel