2-Stroke & 4-Stroke

ALTERNATIVE FUELS & LUBRICANTS

ALTERNATIVE FUELS & LUBRICANTS

Rolls-Royce has expanded its use of renewable fuels in engine testing, marking a significant step in its strategy to reduce carbon emissions across operations.

23rd April 2026

Rolls-Royce advances sustainable engine testing

23rd April 2026

PROPULSION

PROPULSION

Accelleron has announced the commercial launch of its ACCX300-L, a next-generation low-speed turbocharger designed for two-stroke marine engines, aimed at helping shipowners adapt to shifting operational, environmental and regulatory demands.

22nd April 2026

Accelleron unveils next generation turbocharger

22nd April 2026

ALTERNATIVE FUELS & LUBRICANTS

ALTERNATIVE FUELS & LUBRICANTS

Wärtsilä has announced a significant upgrade to its ammonia-fuelled engine offering, increasing the power output of its Wärtsilä 25 ammonia engine as part of ongoing efforts to advance low-carbon shipping technologies.

17th April 2026

Wärtsilä boosts ammonia engine power

17th April 2026

PROPULSION

PROPULSION

Japan Engine Corporation (J-ENG) and Kawasaki Heavy Industries are progressing a NEDO-backed Green Innovation Fund project to develop marine hydrogen engines and a hydrogen fuel system.

31st March 2026

Two-stroke breakthrough for hydrogen shipping

31st March 2026

PROPULSION

PROPULSION

WinGD has completed world-first approval and acceptance testing of its two-stroke X52DF-A-1.0 ammonia engine, advancing vessel power solutions supporting alternative fuels and maritime decarbonisation.

2nd March 2026

Ammonia propulsion reaches commercial milestone

2nd March 2026

VESSELS & SHIPYARDS

VESSELS & SHIPYARDS

Kongsberg Maritime has secured a contract worth more than NOK 300 million (€26.7 million) to design and equip four methanol/ethanol-ready handy size product tankers for Brazil’s Transpetro.

12th February 2026

Kongsberg wins Brazil tanker contract

12th February 2026

ALTERNATIVE FUELS & LUBRICANTS

ALTERNATIVE FUELS & LUBRICANTS

Everllence says it has successfully run its 21/31 dual-fuel engine on ethanol at all load points, marking a new step in the company’s push toward fuel-flexible marine power.

10th December 2025

Everllence demonstrates ethanol engine viability

10th December 2025

BATTERY HYBRIDS & FULL-ELECTRIC VESSELS

BATTERY HYBRIDS & FULL-ELECTRIC VESSELS

Wärtsilä is to supply an integrated hybrid propulsion system for a 9,500 DWT bulk carrier under construction at the Royal Bodewes shipyard in the Netherlands for Norwegian shipowner Aasen Shipping.

20th November 2025

Wärtsilä powers Aasen hybrid carrier

20th November 2025

ALTERNATIVE FUELS & LUBRICANTS

ALTERNATIVE FUELS & LUBRICANTS

Everllence has unveiled its new dual-fuel ME-LGIA (liquid gas injection ammonia) engine — a major step forward in the maritime industry’s journey toward zero-carbon propulsion.

13th November 2025

Everllence launches dual-fuel ammonia engine

13th November 2025

ALTERNATIVE FUELS & LUBRICANTS

ALTERNATIVE FUELS & LUBRICANTS

Newlight has successfully completed factory acceptance testing (FAT) of its hydrogen retrofit package for two- and four-stroke main engines.

3rd November 2025

Newlight completes FAT on H2 engine retrofit system

3rd November 2025