It feels like just five years ago, most people—including myself—suspected the world might never see a new gas engine for ...

This Atkinson gas engine is an illuminating gas engine and is one of the earlier known examples of gas engines and was used by the donor’s grandfather in the nineteenth century. It was procured by the ...

In the late '90s, Mazda experimented with Miller cycle engines. Here's what separates these machines from normal engines and why Mazda chose to use them.

Honda has released the first details about their next-generation hybrid system. It combines all-new 1.5- and 2.0-liter direct-injection Atkinson cycle engines with a new front drive unit and an ...

The 2025 Toyota Highlander Hybrid features the brand's naturally aspirated Atkinson-cycle 2.5-liter four-cylinder engine producing 186 horsepower at 6,000 RPM and 175 pound-feet at 4,400 RPM in ...

CC0 Usage Conditions ApplyClick for more information. Division of Work and Industry Lantern Slide Collection Division of Work and Industry Lantern Slide Collection / Series 1: Engineering / 1.12: ...