Maintenance

maintenance inboard diesel engines

Marine Engine Maintenance Done Right

Protect your investment. Maximize performance. Extend the life of your boat.

Just like cars, boats need regular maintenance to operate smoothly, safely, and efficiently. With proper care and expert servicing, your marine engine can deliver years of reliable use—whether you’re out for a weekend cruise, running charters, or using your vessel for commercial work.

While some basic upkeep can be handled by owners (like fluid checks and visual inspections), critical maintenance, diagnostics, and annual servicing are best left to factory-trained professionals. That’s where we come in.

At Marine Inboard Specialists, we offer full-service inboard engine maintenance for all major marine diesel systems. Our certified technicians bring decades of hands-on experience, advanced diagnostics, and genuine parts to every service.

We Specialize In Servicing:

  • Yanmar Diesel Engines
    Routine service, repowers, common rail diagnostics, and warranty-backed maintenance.

  • Volvo Penta Inboard Systems
    Full support for D-series engines, including electronic and mechanical models.

  • Cummins Marine Engines
    Inspections, maintenance, and troubleshooting for QSB, QSC, and commercial lines.

  • MerCruiser Diesel & Gas Engines
    From MPI tune-ups to Bravo drive checks and OEM part replacements.

  • Beta Marine & Other Niche Diesel Brands
    Custom service programs for less common marine engines and generators.

What Our Maintenance Services Include:

  • Oil & fuel filter changes

  • Impeller and belt inspections

  • Engine coolant and heat exchanger service

  • Valve clearance checks

  • Shaft alignment and mount inspections

  • Gearbox oil change and diagnostics

  • Battery system inspection and load test

  • Full service reports and maintenance logs

maintenance engine Diagnostic
worldwide Maintenance services

 

 

Engineering WORLDWIDE Support

Our expert engineering services are also available for export. Our manufacturer trained engineers are available for worldwide diagnostic, service and repair of all the products we represent. Using genuine manufacturer spare parts and the latest diagnostic equipment our highly skilled engineers travel the world repairing marine engines and equipment.