Sleeving is more expensive than boring an engine block, but especially for aluminum blocks, sleeves may be better able to ...

Dimpled pistons might sound strange, but some say they could be the future for diesel power. We've looked at the arguments ...

Honda Manufacturing of Alabama (HMA) has marked the production start at its new US$71.4m facility which the automaker said was “a breakthrough” for its engine production in North America with the ...

Everyone generally knows about piston and rotary engines, with many a flamewar having been waged over the pros and cons of each design. The “correct” answer is thus to combine both into a single ...

Sandia National Laboratory led by Sandia researcher Peter Van Blarigan that has been testing physical components of free-piston engines which could be 50% efficient. This is about twice as good as ...