I had to put this under General (Non Technical) since we don't have a General Idiocy Forum, so here goes- These Russian guys like to take "what if?" to the extreme...
https://www.youtube.com/watch?v=VaTbfvzNbxQ
https://www.youtube.com/watch?...LVtPDGabc&t=696s
They've also tried both wood and steel pistons- I haven't watched those yet. All I can say is that poor Lada engine...
And I'm just about to watch Maximum rotating assembly weight reduction- what will happen? And when you watch 1 of these you'll know I'm avoiding a chore...