A ny oddball engine is clickbait crack for mechanical nerds, and the most compelling ones purport to introduce an entirely ...

This bike is powered by a EU5+ compliant 125cc 4-stroke, liquid-cooled, SOHC, 4-valve engine with large intake and exhaust valves, and a Variable Valve Actuation system. This grants the bike up to ...

four-stroke engine portfolio.Its core components comprise an optimised and uniform high-pressure pump and a newly developed injector, integrating the CR 1.6 valve group and making the entire ...

The 300 is powered by a 296.6cc carbureted two-stroke counterbalanced engine, and the 390 by a 385.6cc fuel-injected four-valve four-stroke. Both use a diaphragm-style clutch system with six-speed ...

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

Wärtsilä has announced that, by optimising performance parameters, using a 95% ammonia energy share in its 4-stroke ammonia engine now achieves up to a 90% reduction in greenhouse gas emissions ...

Wärtsilä reports that its ammonia-fueled four-stroke engine now delivers higher than ever levels of efficiency and performance. Following its introduction to the commercial marine sector in November ...

The engine is a constant in any automobile, and as such, the landscape is constantly changing. However, these 10 engines ...

We’re introduced to the traditional two-stroke diesel engine as thermally efficient but not smooth-running, and then the gas turbine as smooth but much more inefficient. The free piston engine ...

Auburn (854) will go the final round on Monday with a four-stroke lead over second place Arizona State (858), and a seven-stroke lead over third place Oklahoma (861). “We came into this week and ...