Main Engines News

It’s trite (but true) to say that in the maritime industry’s quest to cut emissions, there is no ‘silver bullet’ solution, rather a series of small step changes that cumulatively add up over time. Maritime Matters: The Marinelink Podcast, recently hosted Giuseppe Gargiulo, Head of Newbuildings, MSC and Daniel Bischofberger, CEO, Accelleron, to specifically discuss the development and delivery of Accelleron’s FITS2 technology, and automation technology built with MSC and premised on Accelleron’s cumulative 100+ years of turbocharger experience.

Eastern Shipbuilding Group (ESG) launched the first of the four Saltchuk escort tugs.“We are proud to advance this important project for Saltchuk Marine and look forward to continued progress as we move toward delivering these high-quality escort tugs,” said Joey D’Isernia, CEO of Eastern Shipbuilding Group, Inc. “These four vessels set a new maritime standard that will positively impact the industry by meeting new rigorous environmental requirements.” said Jason Childs, Saltchuk…

Wärtsilä will supply the main engines for two new pusher tugs being built for Brazilian operator AMAGGI. The ships are under construction at the Beconal shipyard, located in Manaus, Brazil, and are designed with a focus on decarbonized operations. The engines will run on biodiesel, a capability that was a key factor in securing this contract. The order with Wärtsilä was booked in Q4 2025.The ships will each operate with two Wärtsilä 20 engines, equipped with a Wärtsilä Data Collection Unit (WDCU).

Naming and christening ceremonies for two class-leading tugboats built by Sanmar for Italian operator Rimorchitori Napoletani took place in Naples on November 29.GARGANO and PORTOSALVO are both examples of the latest tugboats in the Turkish tug builder's Boğaçay range of ship-handling tugs based on the RAmparts 2400SX-MKII design from Canadian naval architects Robert Allan Ltd.Boğaçay tugs are continually evolving by taking advantage of the latest technologies and innovations as they become available.

DNV has awarded an Approval in Principle (AiP) to the joint consortium of MSC, Zhoushan Changhong International, and CIMC ORIC for a new 21,700 TEU ammonia-dual fueled ultra-large container ship design.The AiP is another milestone in the development of next-generation, zero-carbon mainline container shipping.The proposed 21,700 TEU container ship integrates the latest-generation of ammonia dual-fuel main engines alongside oversized C-type ammonia tanks.The hull design, with a new vertical bow…

On November 25, 2025, at the Offshore Energy Conference in Amsterdam, Windcat signed a contract with Damen Shipyards Group for a new Multi-Purpose Accommodation Support Vessel (MP-ASV), with the option of five additional vessels of this type. To be known as the Innovation Series, the vessels will combine a large open deck with a subsea crane with fuel efficient operations and comfortable, high-quality accommodation for personnel working in the offshore energy sector for extended periods.

Breaux’s Bay Craft delivered its latest aluminum pilot vessel for the Houston Pilots. The first of two, M/V San Jacinto, is the newest addition to the fleet of high-performance pilot boats,designed for  precision, built for strength, and finished with a striking red, white, and blue color scheme that reflects the Gulf Coast heritage of the Houston Pilots.Measuring 80 x 21 feet wide, the San Jacinto is built with a new-generation inverted deep-V bottom hull, exceeds the rigorous operational demands of one of the busiest pilotage services in the U.S.

Sanmar Shipyards has delivered its ninth tugboat to global marine services provider P&O Maritime Logistics.P&O took deliver of its first Sanmar-built tugboat in 2013. Since then, Sanmar has delivered eight more tugs that have gone on to serve in ports around the world.The latest vessel has been named AL FATH by its new owners.Based on the RAmparts 2200 design developed by Canadian naval architects Robert Allan Ltd., the Sırapınar Class are compact sister vessels to Sanmar’s Boğacay Class tugs.

Newlight has completed Factory Acceptance Testing (FAT) for its hydrogen retrofit package for two- and four-stroke main engines.The system allows existing diesel engines to operate on a blend of hydrogen and conventional fuel, reducing carbon emissions without the need to replace the entire engine.Designed and built to the International Code of Safety for Ship Using Gases or Other Low Flashpoint Fuels Code (IGF Code) and validated to RINA Class Rules for hydrogen fueled ships…

Technology group Wärtsilä and TMS Cardiff Gas have renewed their existing Lifecycle Agreement, covering the two-stroke main engines onboard seven LNG Carrier vessels, for a further five years.The agreement is designed to ensure the vessels’ maximum operational reliability by enabling flexible maintenance scheduling and optimizing time between overhauls (TBO).The seven vessels each operate with two WinGD 5X72DF dual-fuel two stroke engines and Wärtsilä gas valve units.The scope of the agreement includes Wärtsilä’s Dynamic Maintenance Planning service…

HikoTerra, a leader in mobile integrated power solutions, officially ushered in the next generation of marine power with the introduction of the H4 Hybrid Power System. The H4 product line is designed as a battery-first system flexible enough to deliver a home-like user experience. Fully integrated, more compact and easier to maintain than traditional onboard power systems centered around a generator, the H4 sets the new standard for onboard energy storage and supply.The H4 Hybrid Power System is comprised of four separate components: a high-efficiency bi-directional inverter…

Sanmar Shipyards celebrated the delivery of the RAmparts 2400SX-MKII design tug UT PATZCUARO to Americas operator Ultratug at a ceremony held at its Altinova Shipyard on October 6, 2025, following the completion of closing in Tuzla earlier the same day. The delivery marks the first tugboat built by Sanmar for Ultratug.The ceremony was attended by Cem Seven, Chairman, Ali Gürün, Vice Chairman & CEO, with members of Sanmar’s management and employees. From Ultratug, the delegation included Jan Vermeij…

There’s an obvious fuel saving advantage, but partnering energy storage systems with new fuels brings other advantages too.There’s a new generation of vessels emerging which is exemplified by Grimaldi’s PCTC Grande Shanghai, claimed to reduce fuel consumption by 50% compared to previous-generation car carriers, and the NCL Vestland, a container feeder vessel similarly claimed to reduce energy consumption per TEU per nautical mile by 63%.What these vessels have in common is a propulsion system that combines energy storage systems and new fuels.As Henrik Helgesen…

Sanmar Shipyards, a leader in the construction of specialized tugboats, has announced the successful delivery of one of its Boğaçay Class tugboats to long-termreturning Italian customer, Rimorchitori Napoletani.The vessel, originally named BOĞAÇAY LXXX, was renamed GARGANO by its new owners. It is a diesel-powered multi-purpose tug designed for demanding operations, including ship-handling, coastal towing, escort, and general duties.Built at Sanmar’s shipyard in Türkiye, the tug is based on the RAmparts 2400SXMKII design…

Portland Port in Dorset, UK celebrated the twin christening of two new vessels. Dignitaries and guests watched the christening of the Wyke Castle tug and the Silverwell pilot boat on the Dorset port’s Dock Jetty before an demonstration of the vessels’ capabilities.The multi-million-pound investment in the new boats for Portland Harbor Authority comes as the port continues to grow. It follows the opening of a USD$35.4m (£26m) new deepwater berth in 2023.Portland Port chairman Christopher Langham was joined for the naming ceremony by the Naval Regional Commander for Wales…

Kilimanjaro IX, a 53-metre high-speed ferry designed by digital shipbuilder Incat Crowther for Tanzania’s Azam Marine, has been launched by AFAI Southern Shipyard in Guangzhou, China and will soon begin sea trials.The vessel is the 12th high-speed ferry designed by Incat Crowther for the Tanzanian operator and will service Azam Marine’s popular routes to and from Dar-es-Salaam on the Tanzanian mainland and the islands of Zanzibar, Pemba, and Tanga.Capable of carrying 679 passengers at speeds of up to 37 knots…

Royal Caribbean's Legend of the Seas, which is being built at the Meyer Turku shipyard, floated out during a ceremony on Friday, August 29, 2025. The traditional float out ceremony included speeches by representatives of the shipyard and the vacation company, a salute fired by a gun salute group, and a playful competition to open the water valves of the construction basin. During the weekend following the ceremony, the ship was moved to the outfitting dock, where finishing work will continue for just under a year.At 365 meters long…

Sanmar has launched a new tugboat for Ultratug Mexico, which will operate at Lazaro Cardenas Port on Mexico’s Pacific coast. The vessel, temporarily designated as Boğaçay LXXIX, is currently under construction at Sanmar’s purpose-built shipyard in Turkiye.The tug is based on the RAmparts 2400SX-MKII design by Canadian naval architects Robert Allan Ltd., a model exclusive to Sanmar and tailored to meet the specific operational needs of Lazaro Cardenas Port. It will provide accommodation for up to eight crew members…

Great Lakes Dredge & Dock, the largest provider of dredging services in the United States, has taken delivery of its newest Jones Act-compliant hopper dredge, the Amelia Island from the Conrad Shipyard in Morgan City, Louisiana.The Amelia Island is specially designed for efficient and safe operations along shallow and narrow waters throughout all U.S. coastlines. The vessel is approximately 346 feet in length, 69 feet in breadth, 23 feet in depth with 16,500 total horsepower installed.

Construction on a new 24-m catamaran is complete with Elysian set to enter service for its private owners. The project has seen Incat Crowther collaborate with the owner throughout all aspects of the project including design, the shipyard tendering process, and by providing technical support during construction. The new vessel was constructed by Mason Marine Industries in Bundaberg, Queensland, Australia.The motor yacht, capable of travelling at speeds of up to 29 knots, meets the operator’s exacting requirements and features a range of tailored innovations.

SANMAR delivered a new escort tug to Greek operator NEMECA to join its fleet of tugboat proving services in the ports of Piraeus, Thessaloniki, Corfu and Kavala.Named GAIA by its new owners, the tug is based on the exclusive-to-SANMAR RAstar 2900SX design from Canadian naval architects Robert Allan Ltd and is the first tug that SANMAR has built for a Greek client.NEMECA provides harbour towage, open sea towage and salvage services and can also provide vessels for anchor handling…

Shipbuilding in the United States has seen a heightened profile with increased attention from Congress and the Trump 2.0 Administration. The ongoing dialogue regarding reinvigorating the U.S. deep sea fleet has brought mainstream attention to vessel construction, which has been nearly absent in recent years. In contrast, the marketplace for domestic vessel construction, for vessels serving rivers and harbors, is alive and well. Recent newbuilds for linehaul trades, and also Z-drive vessels for ship assist work, show the resilience of this sector.

McCullough Engineering Services (MES) announced the successful completion of restoration efforts on the Stuyvesant, a trailing suction hopper dredge owned by The Dutra Group. The vessel suffered significant fire damage on November 2, 2024, and was returned to full operational status in less than eight months, completing sea trials on June 20, 2025.The repair work was conducted at BAE Systems Jacksonville, with MES leading the project from damage assessment through final commissioning.