Volvo’s truck engines are now much more efficient thanks to a new piston head design. The design adds “waves” to the piston’s crown, improving oxygen use. The engineers who designed the piston head have received Volvo’s Technology Award 2017 for their work. Read about it at CarNewsCafe.com.
The piston skirt and pin account for about 17 percent of the frictional loss in a combustion engine as they are the most difficult to keep lubricated and have the largest contact surfaces. OE powertrain manufacturer Federal-Mogul has announced two new-generation coatings that are claimed to reduce this friction by …
A new engine idea, which combines an electric generator with a combustion engine’s piston, is being credited to Toyota’s research and development arm. Though we couldn’t find proof of Toyota’s plans to actually build these, we are intrigued by the idea of replacing the standard combustion-to-spin effect of a crankshaft-laden …
