Car enthusiasts may enjoy tinkering with their engines from time to time ... different numbers of main bearings, and a plethora of other changes. However, the core design remained the same ...

A Chinese commercial aerospace company conducted the first test flight of a detonation ramjet engine on Tuesday, designed for an aircraft it says will be able to take passengers from Beijing to ...

Since 1989, engines bearing the Cummins name — such as the largely celebrated 5.9L and 6.7L builds — have even been powering diesel Ram pickup trucks. As big a name as Cummins is in the ...

We may earn a commission from links on this page.

However, the company is now moving away from using hydrogen-powered cars. Toyota has decided to develop a new generation of engines that will be more efficient and friendly to the environment. This is ...

Either way, that's still significant grunt from what's essentially a lawnmower engine. It’s probably an understatement to say that this bike doesn't exactly fit the traditional motorcycle mold ...