A fundamental difference between gasoline and diesel engines is that a gasoline engine uses spark ignition while a diesel engine uses compression ignition. Before we delve deeper, let's understand how ...

On paper, Nissan's variable-compression turbocharged engine should have been pretty awesome. Since it could change its compression ratio on the fly, it promised the power of a bigger engine when you ...

The GE T901 engine was developed as part of the Improved Turbine Engine Program to replace the T700 engines used by U.S. Army’s UH-60s and the AH-64s, and was also expected to equip the now-cancelled ...

The newly tested engines could power a variety of space projects. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. China's state-owned main space ...

We may receive a commission on purchases made from links. While browsing auto repair and maintenance tools at your local parts store, you've likely come across compression testers like the Orion Motor ...

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 ...

For hundreds of years of human history, the invention that has defined our ability to travel, explore, and expand our boundaries has been the combustion engine. This hallmark of mechanical development ...

Nissan wowed the automotive world when it introduced its Variable Compression (VC) Turbo technology in 2016. The innovative engine advancement, which essentially was capable of on-the-fly compression ...

Nissan made a lot of noise when its variable-compression turbo engines hit the market a few years back, snagging awards and headlines left and right. However, those two power plants—the 1.5-liter ...

Honda K-series tuning is one of the deepest rabbit holes in the kingdom of car modifications. There are several way to slice that pie, with turbo K24s making easy supercar power, or high-revving K20 ...