Marine Maintenance & Service Center
At Offshore Marine, we’ve spent over 40 years keeping boats, yachts, and commercial vessels in peak condition across the Virgin Islands and the Caribbean. Our factory-trained and certified marine technicians deliver expert service, routine maintenance, repairs, and upgrades for every type of vessel. Yachtsmen, fishermen, recreational boaters, and commercial operators trust us for reliable, efficient, and affordable marine maintenance.
Whether you’re preparing for a weekend cruise, maintaining a commercial fleet, or upgrading your engine, our full-service marine center provides everything you need to stay on the water safely and worry-free.
Offshore Marine
8185 Subbase, St. Thomas, USVI 00802-4507
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Comprehensive Marine Maintenance & Repairs
Our state-of-the-art, air-conditioned service center is equipped to handle a wide range of maintenance and repair needs, including:
- Routine maintenance – oil changes, filter replacements, and seasonal checkups
- Engine diagnostics and repairs – Yamaha outboards, Yanmar inboard diesel engines, and Volvo Penta diesel engines
- Electrical system service – troubleshooting, wiring, and battery maintenance
- Fuel system service – pumps, injectors, and fuel lines
- Propeller and drive repairs – shaft alignment, prop inspection, and gear servicing
- Cooling system service – heat exchangers, impellers, and water pumps
Our technicians have serviced thousands of vessels from the Caribbean, U.S., Europe, and beyond, giving you the confidence that your boat is in capable hands.
Factory-Certified Engine Service
We specialize in diagnostics, parts replacement, service and repair on the region’s most trusted marine engines, including Yamaha outboard engines, Yanmar inboard diesel engines, and Volvo Penta diesel engines.
All work is performed by factory-trained and certified technicians, ensuring that your engine maintains peak performance, efficiency, and longevity.
Special Order Marine Parts & Replacement
Our service center is your one-stop shop for marine parts, with access to vast in-stock inventory and special-order components. We can help you source and install:
- Outboard and inboard engines
- Transmissions and sail drives
- Propellers and drive components
- Electrical and navigation systems
- Fuel system parts and filters
- Cooling system components
- Safety equipment and deck hardware
Our parts department maintains the largest Yamaha parts inventory in the Caribbean and can provide express delivery throughout the U.S. and Caribbean for hard-to-find items – all at deeply discounted prices.
Looking for engine parts?
Why Choose Offshore Marine for Boat Service & Repair?
- Over 40 years of proven experience in marine sales, service, and repair
- Factory-trained and certified technicians specializing in Yamaha, Yanmar, and Volvo Penta engines
- Full warranty support on all sales and service
- Competitive pricing and fast delivery for parts and repairs
- Comprehensive services that keep your vessel running safely, efficiently, and reliably
