MERCRUISER QSB5.9-425 (RESTRICTED)
Model: 425 HPBrand: CUMMINS
Product Specifications
Maritime Propulsion: The NSMV Power Play
The quest to build a series of five National Security Multi-Mission Vessels (NSMVs), which will serve as training ships for five U.S. maritime academies, has drawn a broad cadre of suppliers. The powerplant was a main focus…
Gosport Ferry Undergoes Genset Overhaul
Royston’s specialist marine engineering team has completed essential repair and a service work on a power plant system used onboard a south coast of England ferry.The 32-meter-long Spirit of Portsmouth…
Powering the North American Maritime Fuel Transition
Offshore service vessels, along with workboats serving harbors and inland rivers, have embarked on an industry-wide voyage toward reduced emissions of greenhouse gasses. Professor Craig Philip, a faculty…
Cummins and Danfoss Partner on Hybrid Propulsion Solutions
Cummins announced it has signed a memorandum of understanding (MOU) with Danfoss Power Solutions’ Editron division to partner in bringing a unique standard hybrid marine solution to the global maritime…
Insights: Robert Schluter, e1 Marine
Robert Schluter served as an officer as part of the marine engineering team on board the U.S. Navy guided missile destroyer USS Mahan DDG-42 out of Charleston before transitioning to the business world and “general, corporate type work”.
Tech File: Repower After Layup at the Thai Marine Department
A well-built, modern vessel can be expected to outlive her original engines. The challenge for those representing the owners, is to choose new engines that match or exceed the capabilities of the original power.
Hydrogen as Fuel: Possibilities, But…
Hydrogen is everywhere. You know that from high school chemistry. And you also know it from Marine News’ almost daily updates about H powered vessel projects around the world.As a fuel that could potentially replace fossil fuels…
Cummins X15 Marine Engine Earns New Class Approval
Cummins Inc. announced the new classification of its X15 marine engine that now meet safety standards for ABS, BV, RINA and DNV.“Classification society certifications are integral to the safety of the commercial marine industry…
Cummins B4.5 Marine Genset and Engine Make European Debut
Cummins Inc. announced the European launch of its new B4.5 marine generator set and propulsion engine, expanding the hybrid compatible packages beyond the current QSB6.7 and QSL9. The pairing was debut in late 2021 at the Pacific Marine Expo…
Cummins: New Keel-cooled QSC8.3 600 Horsepower Rating for Marine Vessels
Cummins has introduced a new rating for its QSC8.3 propulsion engine, expanding the keel-cooled solution to 600 horsepower with an engine speed of 2800 rpm."This addition to the QSC8.3 power range means…
Fishing Boat Design: New Crab Boat from Gaspé Yard
With the regulated catch quotas of contemporary fisheries, design versatility for a fishing boat can be important. A new 19.8 x 7.3-m (65 x 24-ft.) combination crab trap and groundfish trawler designed…
US’ First 100% Hydrogen Fuel Cell Powered Commercial Vessel Launched
The United States' first zero-emissions, hydrogen fuel cell-powered, electric-drive ferry has been launched and is gearing up for operational trials off the U.S. West Coast.Constructed by Bellingham, Wash. shipbuilder All American Marine, Inc.
New Tug is a Mechanical Hybrid
The concept of “hybrid tug” is getting a whole new definition with an innovative new tug under construction at Turkey’s Uzmar Shipyard for the Danish Port of Aarhus. From the outside it looks very similar…
Westfleet Seafoods to Add New Longliner
New Zealand’s Westfleet Seafoods, based in Greymouth, has earned an international reputation for quality and sustainability. While their fleet includes some mid-water trawlers, their preferred method of catching is longline.
Cummins Introduces New EPA Tier 4 Engine
Cummins Inc. launched the QSK60 EPA Tier 4 / IMO III at Cummins Marine’s virtual showcase on Wednesday, April 14. The new EPA Tier 4 compliant selective catalytic reduction (SCR) aftertreatment system…
Cummins Launches Remote Monitoring Solution PrevenTech Marine
Power solutions provider Cummins on Tuesday announced a remote monitoring solution for marine vessels called PrevenTech Marine.PrevenTech monitors Cummins-powered assets remotely, using connectivity, big data…
Seaspan Cavalier Repower: Long Life, Big Hours
“We got 59,115 hours on those engines, without ever removing a head,” says Seaspan International’s Port Engineer Kevin Tweedy, “And they were still running. So, at 5,000 to 5,500 hours per year, we could easily have done 60…
US Coast Guard Surf Boats: Service Life Extension
Since the days of wooden hulls and human power, lifeboat crews have put to sea through dangerous surf to save the lives of their fellow seamen. The first engine powered boats allowed decks and cabins that afforded a greater level of safety.
Derecktor Wins Deal to Build Hybrid RVl for University of Vermont
The University of Vermont (UVM) has ordered what is touted as the first hybrid research vessel, a project which brings together Derecktor Shipyards, BAE Systems and Chartwell Marine.The 19-meter catamaran will be designed for low-emission…
GE to Supply Propulsion Systems for MARAD's New Training Ships
GE’s Power Conversion business has been awarded a $40 million contract to supply the power and propulsion systems for two National Security Multi-Mission Vessels (NSMV). This new class of purpose-built ships for the U.S.
Cummins Unveils Stage V Solution for European Inland Waterways
Power solutions provider Cummins announced its new X15 Stage V solution for vessels operating on European inland waterways will launch in 2021. The Stage V certified product offers a power range from 500…
Elakha: Repowering a Valued Research Vessel
Ocean science is in high demand by scientists studying ocean acidification, wave energy, seabed composition, changing water temperatures, fish populations and dozens of other research projects. The Oregon…
New Towboat Gets a Complete Thordon Propulsion Package
A 1,600-horsepower towboat delivered to Harvey, La.-based operator L&L Marine Transportation in June is now operational with a full range of Thordon oil-free and grease-free bearings.Designed by Entech…
Royston Wins UK Navy Engine Services Contract
Royston has won a multimillion pound contract to support and maintain small diesel engines onboard amphibious assault ships, mine hunters and other Royal Navy vessels, the marine engineering and propulsion…