Shore Power Solutions

07/07/2026

07/02/2026

🔧 Progress update on the Cummins QSC rebuild!

A few posts ago, we showed you the beginning stages of this project after excessive blow-by led us to a worn #1 cylinder and the decision to tear the engine down for repairs.

Now, after a lot of cleaning, measuring, inspecting, and replacing worn components, this Cummins QSC is finally starting to look like an engine again.

This stage of a rebuild is where all the hard work begins to pay off. Parts are going back together, clearances have been checked, components have been inspected, and the engine is steadily making its way toward being ready for startup.

It's easy to focus on the finished product, but successful rebuilds are won in the details. Taking the time to do things correctly, verify specifications, and inspect every critical component is what separates a quality rebuild from a temporary fix.

⚓ This engine came into the shop with a problem.

⚓ It's leaving with a solution.

The crew is making great progress, and before long we'll be moving into the final stages of assembly and testing.

Stay tuned—this Cummins QSC is getting closer every day to doing what it was built to do: pushing a boat across the water instead of sitting in pieces on a shop floor. 💪🔧

06/30/2026

🔧 The guys are elbow-deep in a rebuild, and this one's a perfect example of why it's important to pay attention when your engine starts showing signs of trouble.

The culprit? **Excessive blow-by.**

In layman's terms, blow-by happens when combustion gases sneak past the piston rings and pressurize the crankcase. A little is normal. A lot is not.

After diagnosing the issue, we found the root cause: **a worn #1 cylinder**. The wear allowed excessive pressure to build in the crankcase, creating symptoms that told us it was time to dig deeper.

At this point, there's no magic additive or quick fix. The right repair is to tear it down, inspect the components, and rebuild it properly.

This is the part most people never get to see. The engine room is covered in tools, parts are coming off, measurements are being taken, and the guys are working through the process one step at a time to bring this engine back to life.

⚓ We'll be taking you along for the ride over the next several posts as this rebuild progresses.

For now, here's a look at the beginning stages of a project that's already keeping the crew busy.

Stay tuned—this one is going to be a good one. 👀🔧

06/26/2026

💪 Fresh power and a little preventative maintenance.

Kiyo is showing off a beautiful pair of MAN V8s pushing 1,200 horsepower, but even brand-new engines need attention after their break-in period.

Many owners are surprised to learn that manufacturers require specific services early in an engine's life. These aren't optional recommendations—they're designed to ensure your engines continue performing exactly as intended for years to come.

For this visit, we completed the required valve adjustments and oil service, along with diagnosing and correcting a few alarm issues. These early maintenance intervals allow technicians to verify everything is operating properly, make critical adjustments, and catch small concerns before they become larger problems.

⚓ Proper break-in service helps protect your investment.
⚓ It promotes long-term reliability and performance.
⚓ And it helps ensure those 1,200 horses are ready whenever you push the throttles forward.

A little maintenance now goes a long way toward a longer, healthier life for your engines.

Another MAN-powered vessel serviced and ready for the water. 🔧

06/24/2026

A few posts ago, we showed you the condition of the transmission coolers on this boat and why regular maintenance matters.

Now it's time for the finished product. ✅

This 1,000-hour service is officially complete, including a new injector on the port CAT C9, cooler service, inspections, and all the maintenance needed to keep this vessel running reliably for many more hours on the water.

The best maintenance jobs aren't always the flashy ones. They're the jobs that address the issues you can see—and the ones you can't. Catching problems early, replacing worn components before they fail, and making sure everything is operating exactly as it should.

A big shoutout to Nash for getting this one wrapped up and ready to get back where it belongs: out on the water instead of in the engine room. 🔧⚓

When it comes to marine diesels, reliability isn't luck—it's the result of proper maintenance, thorough inspections, and technicians who care about doing the job right.

Another one serviced, tested, and ready for the season.

06/22/2026

👀 Out of sight, out of mind... until it isn't.

This transmission cooler from a CAT C9 came in desperately needing attention. Just take a look at the amount of debris buildup that had accumulated over countless hours on the water.

Marine growth, shell fragments, weeds, and other debris don't take much time to start restricting water flow. As the cooler becomes clogged, its ability to remove heat from the transmission decreases, forcing components to operate at higher temperatures than intended.

The scary part? Most owners never know there's a problem until alarms start sounding, temperatures begin climbing, or expensive transmission repairs become necessary.

This is exactly why routine cooler inspections and cleanings are so important. What looks like a little debris on the outside can have a major impact on performance and reliability.

⚓ Preventive maintenance isn't just about changing filters and fluids.

⚓ It's about inspecting the components that quietly do their job year after year.

⚓ And it's about catching problems before they leave you stranded or facing a repair bill that could have been avoided.

This cooler was definitely overdue for service—but fortunately, we got to it before it became a much bigger problem.

If you can't remember the last time your transmission cooler was inspected, there's a good chance it's time. 🔧

Experienced, Dependable, and Fully Licensed to take care of all of your Marine, Industrial, and Generator needs 🛠️⚙️⛴️

06/16/2026

There's something satisfying about seeing a Cummins QSC back where it belongs—clean, serviced, and ready to go.

A 1,000-hour service isn't just about checking boxes. It's about protecting your investment, catching issues before they become failures, and making sure your time on the water is spent cruising instead of calling for a tow.

The glamour shots are nice, but what you're really looking at is hours of maintenance, inspections, adjustments, and attention to detail that most people never see.

When the engine room looks this good, it's because a lot of work happened before the camera came out. 🔧⚓

Maintenance isn't an expense—it's the cheapest insurance your engine will ever have.

06/12/2026

🚨 Your gauges are talking to you. Listen to them.

This generator came in with a blown coolant hose after the customer noticed the temperature climbing and smoke coming from the engine compartment.

The problem? After seeing the warning signs, the generator was started two more times.

We understand the temptation. Maybe it'll cool down. Maybe it'll make it back to the dock. Maybe it's "just a sensor." But every second an engine runs without proper cooling is another second of potential damage. What might have been a simple hose replacement can quickly turn into warped components, damaged seals, or even a complete engine overhaul.

Think of it this way: if your boat is telling you "I'm overheating," the correct response is to shut it down and investigate—not give it another chance to prove the point.

In this case, a failed coolant hose was the culprit, but the real lesson is bigger than the repair itself:

⚓ High temperature? Shut it down.
⚓ Smoke where there shouldn't be smoke? Shut it down.
⚓ Unsure what's wrong? Call someone before turning the key again.

Boats are expensive enough to maintain. Ignoring warning signs is one of the fastest ways to make a small repair into a major one.

At Shore Power Solutions, we'd much rather replace a hose than an engine. 🔧

06/10/2026

💧 The leak that won't fix itself.

This generator came in with a seawater pump leak, and while it may seem minor at first glance, saltwater has a way of turning small problems into expensive ones.

A leaking seawater pump doesn't just leave a puddle in the bilge. It can lead to reduced cooling performance, corrosion of nearby components, damaged bearings, and eventually a complete pump failure. And when the pump quits, the generator isn't far behind.

The tough part? These leaks often start small enough that they're easy to ignore. A few drops here, a little salt buildup there. Then one day the generator starts running hot, or worse, shuts down when you need it most.

At Shore Power Solutions, we're big believers in fixing problems when they're still inconveniences—not after they've become emergencies.

⚓ A quick inspection can tell you a lot. Salt crystals around the pump, water tracks on the housing, or signs of rust nearby are all clues that it's time for service.

This customer caught the issue before it became a breakdown. That's the kind of maintenance story we like to tell.

Moral of the story: If your seawater pump is trying to tell you something, it's usually cheaper to listen the first time. 🔧🌊

06/08/2026

When a customer says, "It was running fine last trip..." this is usually what we're talking about.

🦠 Fuel algae (technically microbial growth) doesn't care that you have a full tank or a new engine. It thrives where fuel and water meet, creating a black, slimy mess that clogs your Racor filter and starves your engine of fuel.

This Racor didn't fail—it did its job. It caught the contamination before it made its way farther into the fuel system. The downside? When it's packed with growth like this, you're one rough day on the water away from an engine that won't stay running.

The fix isn't just swapping the filter and hoping for the best. It means finding the source of the contamination, treating the fuel if appropriate, and in many cases cleaning the tank to prevent the problem from coming right back.

⚓ Preventive maintenance is always cheaper than being stranded. Regular filter inspections and fuel system service can save you from a tow bill—and a ruined day on the water.

Shore Power Solutions Tip: If you haven't looked inside your Racor lately, now might be a good time. Sometimes the ugliest problems are hiding in the clearest fuel bowls.