Taking ammonia engines into a shipbuilding reality, CSSC’s Swiss-headquartered WinGD subsidiary has become the first engine ...

How do you know when something's a genius invention? For me, it’s when I see it and instantly go: why didn’t I think of that?

Swiss engine maker WinGD has launched the first marine two-stroke engine to carry its own NOx abatement solution, which, per the company… Sunday, June 15, 2025 🔍 ...

The first Wärtsilä low-speed two-stroke dual-fuel (DF) engine destined for a commercial application has reportedly ... 50 cm bore 5RT-flex50DF built by Yuchai Marine Power Co., Ltd. (YCMP) ...

And here is a chart from the Oregon State Marine Board about the way the ban cut the proportion of two-stroke outboard engines on the state’s waters from 70% to 51% in the first three years.

Proposals to restrict two-stroke engines have proliferated, despite pending regulations by the U.S. Environmental Protection Agency, which require marine engine manufacturers to reduce emissions ...

Two-stroke engines had a poor reputation by the ’90s. ... Japanese firm Mitsui E&S successfully ran a two-stroke marine engine on hydrogen gas. Watch this space. Advertisement.

A 200 horsepower two-stroke engine of that era might have weighed 425 pounds. Expect today’s best 200-hp outboard motors to have some weight, especially 4-stroke models. The year 2002 saw a change in ...