Here's the process of making this rotary valve engine with a different intake and an exhaust system. It wasn't easy to start this engine and took some time to fully complete it. #shorts #diy #asmr #re ...

Chinese firm Dongan Auto revives the Wankel engine, developing a lightweight prototype aimed at next-gen aerial mobility ...

National Iranian Drilling Company (NIDC) has completed 101 oil and gas wells so far this year (started in late March 2025), ...

Part two of the Quest for Power series breaks down rotary and radial engines, why circular layouts solved cooling and reliability, and why they also came with nasty tradeoffs. From WWI rotaries to ...

Schwalbe reinvents the valve and it's better than Presta, but is that enough to convince everyone to make the switch?

GM has filed a patent application a variable displacement valvetrain system with rocker shaft porting and insert sleeves for ...

Honda’s K-series engines have been around for 25 years, and have earned a reputation for durability, versatility, and tuning ...