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Repower with integrated solutions designed to optimize efficiency, uptime, and long-term value.

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Repower: A Second Life. A Smarter Future

Maximize performance and production with an engine upgrade

The sea doesn’t stop — and neither should your vessel. Whether you’re operating a tug in heavy-duty harbor work, running a charter yacht across blue water routes, managing offshore operations or navigating the world’s inland waterways, performance matters. Every knot. Every maneuver. Every mission.

That’s why repowering with Caterpillar isn’t just a mechanical upgrade — it's a strategic decision. Our marine solutions are designed to meet the latest environmental standards while enhancing your vessel's efficiency. From complete propulsion packages to hybrid configurations, we'll tailor our solution to your vessel, your business and your future. We deliver trusted power backed by our global support network that never sleeps. We're with you at every stage.

This is more than a repower — it’s a reboot for your future. With Caterpillar, it’s done right. Reliable. Compliant. Proven. And always built around you.

 

 

Net The Benefits Of An Engine Repower

Repowering lets you keep the vessel you trust, while upgrading to modern propulsion for stronger reliability, improved efficiency, and better long-term operating value. Here are the key benefits:

 


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Higher Reliability & Uptime

 

Gain more dependable performance and reduce unplanned downtime and operational risk.


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Regulatory Compliance

 

Meet current and emerging emission standards and environmental requirements.
 


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Improved Performance & Efficiency

 

Achieve gains in power, fuel efficiency, range and onboard comfort, depending on vessel type and mission.


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Lower Operating Costs

 

Reduce fuel consumption and maintenance needs, improving your total cost of ownership.


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Modernization & Sustainability

 

Update your vessels with more advanced technology and future-ready capability.



 

Proven Across Marine Applications

Repower needs vary by vessel and duty cycle. That’s why our repower support is proven across commercial operations, sportfishing boats, and yachting — backed by the parts and service network to keep you moving.

 
 

 

Power that Keeps Work Moving

 

From rough open waters to coastlines and inland waterways, commercial marine operations depend on propulsion that’s built to run — and backed to stay running. Repower with proven marine power solutions designed for high-hour duty cycles to help reduce unplanned downtime and keep your operation on schedule.

 

Explore Commercial Engine Options

Compare engine ratings and configurations built for high-hour commercial duty cycles and find the right repower solution for your vessel.

Browse Our Engines
Image inside of a vessel of of a man working on Cat equipment
Image inside of a vessel of of a man working on Cat equipment

 

 

Field-Proven Performance

 

Explore how commercial operators are repowering to improve uptime, extend service life, and control operating costs.

Sterling Shipyard Expands Operations and Capabilities on the Texas Gulf Coast

Discover how Sterling Shipyard and Mustang Cat power smarter, more efficient marine operations with advanced Cat® engine solutions.

 

See the Proven Results

H&H Marine Repowers U.S. Army Corps of Engineers' Towboat

H&H Marine repowered a U.S. Army Corps towboat with Cat generators, delivering a fast, efficient upgrade with minimal downtime and improved reliability.

 

See the Proven Results

 

Your hub for insights, stories, and updates – all in one place.

Explore another repower path: Cat Reman Solutions

In addition to new engines, Cat Reman complete engines offer a proven replacement option — with same-as-new warranty and designed to help reduce cost and downtime.

Explore Cat Reman Solutions
image of reman installation
image of reman installation
 


The Perfect Repower Solution

The Cat C32B offers a perfect power solution for sport fishermen and motor yacht owners who demand greater performance from an engine platform.

See The Benefits

Cat C32B Repower Solution Brochure
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Rethink Power

Cat Marine Generator Sets offer versatile, innovative and user-friendly features that help our customers do the work to help build a better, more sustainable world.

See The Features

Cat C32B Repower Solution Brochure
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We’re With You All The Way

Thanks to the Cat dealer network, your local dealer is here for you, wherever “here” is. See how we can improve engine performance for your marine operation.

Reach Out To A Cat Dealer
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two man shaking hands in the ship yard