Why Mazda Built The Three-Rotor 20B Engine (And Used It Just Once)

Find out how emissions regulations killed Mazda's three-rotor 20B Wankel rotary engine, just as it was getting started in the ...
Ultimate Motorcycling

2026 S&S Cycle Racing Contingency Program Announced

In the years since, S&S Cycle has collaborated with and supported some of the top names in racing, including Warner Riley, Dan Kinsey, Denis Manning, and top brands such as Harley-Davidson, Indian, ...
Simple Flying

The True Differences Between Pratt & Whitney & Rolls-Royce Engines

Luke Diaz is a freelance military writer with experience with active duty experience in the US Navy as well as defense and industrial engineering. He is a former Naval Flight Officer who performed ...
dailycarblog

Dongfeng Launches Mach 1.5T Hybrid Engine with Record 48% Efficiency

Dongfeng Motor has unveiled its new Mach 1.5T hybrid gasoline engine, achieving a peak thermal efficiency of 48.09% and earning the “Energy Efficiency Star” certification. This marks the first time a ...