When electronic fuel injection first appeared on performance cars, it represented a major shift in the comfort zone of many hot rodders. Turning screws, replacing jets, and setting float levels were ...

Intake air and fueling are the primary components of the diesel performance formula. And, in theory, the more there is of each, the better a diesel engine will perform—provided the air and fuel are ...

Imagine for a minute that the amazing, over-caffeinated meatbag you call your body actually isn't so amazing. That every energy-expending action you make—from the tiniest facial expression to a ...

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As technology has advanced, so has the ability to make big horsepower with relatively small-displacement engines. With superchargers and turbochargers becoming more popular, people are achieving power ...

The 1957 AMC Rambler Rebel arrived in showrooms at a time when Detroit equated performance with chrome-laden full-size coupes, yet it quietly turned that logic on its head. By stuffing a big V8 into a ...

Water and fuel aren't usually a good mix, but BMW has turned to water injection technology in its ever-continuing quest for improved fuel economy and power. Its latest 1 Series prototype is fitted ...

Over time and miles, your car might start to slow down. It might not accelerate as quickly as it once did; the engine may not run as smoothly as you remember, or the fuel economy may dip—but ...

Hydrocarbon deposits on injector nozzles and internal surfaces (far right) can impede their function and performance. Corrosion inhibitors, detergent additives, and lubricity agents can help alleviate ...

Researchers at the Indian Institute of Science (IISc) have developed a new high-performance fuel injector system for fighter aircraft. The injector, designed using 3D printing, produces exceptionally ...