Welcome to ProtonTech! 🛠️ Your #1 destination for rare old engine cold starts, vintage machinery, and extreme mechanical sounds.
We deliver the most satisfying and loudest engine start-up videos on YouTube. From antique diesels, hitting and missing engines, to legendary old-school trucks (Tatra, Praga, Caterpillar, Cummins) exploding to life.
If the smell of diesel and the sound of a cold start make your day, hit that Subscribe button! We upload the rawest engine videos that will literally blow your ears. 🔊💨
