The first production car engine with variable valve timing (VVT) came from Alfa Romeo in 1980. It was installed in the fuel-injected Alfa Romeo Spider. Before this, a few experimental systems existed, ...
Harley-Davidson has filed a patent application for a variable valve timing (VVT) V-twin engine, possibly for the Sportster to improve economy and reduce emissions. The iconic American manufacturer has ...
There is so much going on with internal combustion engines (ICEs) these days, it can give you a headache just reading about them. That's why we do the research for you and then cram it into bite-size ...
Indian Motorcycle is not only building a new engine, but also seems to be updating its current Thunderstroke 111 with variable valve timing or VVT. Last month, images surfaced of a heavily disguised ...
About two months after it said it would release new CVO versions for the Street Glide and Road Glide motorcycles, Harley-Davidson did just that. The wealth of details about what's new on the two rides ...