Steel Horse Rides on MSN

How the rotary engine works — and why it’s so different

Pop the hood on a classic Mazda RX-7 or RX-8 and the engine bay looks […] ...
Engineering Explained on MSN

Piston rings & blowby - explained

How do piston rings work? What is blowby? Why are there three piston rings? What do each of the piston rings do? Typically ...