Discover the wild story of Mazda's REPU, the fascinating and flawed rotary-powered pickup truck experiment from the 1970s.

Developers are creating ways to improve diesel emissions and fuel economy while also meeting alt-fuel equipment needs.

The Ukiah Rotary Club is celebrating its 100th anniversary on April 29, 2025, marking a century of dedicated service to the community. Since its founding in 1925, the Ukiah Rotary Club has been a ...

Abstract: This paper presents a study of the influence of intake valve closing (IVC) timing on the performance of the high-speed spark ignition (SI) engine, such as the output of torque and power, ...

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