Wärtsilä has announced the results of extensive testing of its 4-stroke ammonia engine, which demonstrated a reduction in ...

Technology group Wärtsilä’s 4-stroke engine-based solution for ammonia fuel now delivers higher than ever levels of efficiency ...

I have already written about LiquidPiston and its XTS-210, but Avadi's idea is even more striking: it is a reciprocating ... in two-stroke applications." Although this is a four-stroke engine ...

Although they still exist, 2-stroke diesel engines aren't all that common, and 4-stroke engines are what you'll commonly see around today. In 1998, Detroit Diesel announced it was dropping the 2 ...