Hyundai figured out continuously variable valve duration in a production vehicle (or at least one about to hit production). increase in performance of 4 percent with 5 percent better efficiency, along ...

V-shaped engines like the V6 and V8 power lots of cars, but you probably never think about what, exactly, that V angle is.

A new kind of internal combustion engine called REV Force with STLTC is being developed to be used in pretty much all ...

You're probably familiar with the standard combustion process that powers most cars, but some engines use a more efficient ...

Ducati has announced it will introduce new engine technology that will boost power and torque, improve fuel economy, reduce emissions and won’t affect servicing intervals. Ducati Testastretta engine ...

SwRI has a multidisciplinary team dedicated to Hydrogen Energy Research initiatives to deploy decarbonization technologies across a broad spectrum of industries. In 2022, SwRI began modifying a ...

The quest for alternative fuel sources has captivated the automotive industry, and Toyota's recent patent for a water-cooled hydrogen combustion engine throws open a new chapter in this dynamic ...

Ford once sketched a road where an engine's pistons never saw oil and engines ran hotter on purpose. In a late‑1980s patent application filed and granted in Europe, the company described an "uncooled ...

Intake, compression, power, then exhaust. Every 4-stroke engine ever made – about 80% of all engines currently in existence – function on this principle – even rotary engines. But now, Porsche has ...

NOTE: With this issue of HOT ROD, your Shop Series begins a slightly different and more comprehensive approach to the discussion of engine and vehicle basics. In the coming months, you'll find a frank ...