new engine technology
Mazda SkyActiv-X Combines Gas Engine with Diesel Tech
Gas engine emissions with diesel efficiency.
Should You Buy a Car With Direct Injection?
Despite advancements in hybrid power-trains and electrification technology, gasoline engines remain the predominant choice in passenger cars because of continued efficiency improvements, most recently through the increased use of direct injection technology. But are you gambling when buying a car with DI, which still has its fair share of concerns and problems?
New Reverse Rotary Engine Aims for Extreme Efficiency
Small engine manufacturer LiquidPiston is developing a tiny, lightweight, super-efficient engine that functions a lot like Wankel rotary units.






