Yamaha & Mercury Outboard Service in Charleston, SC
Keep your boat performing at its best with expert outboard service from Longshore Boats. As the Lowcountry's premier destination for marine care, our service departments in Charleston and Bluffton provide authorized maintenance and repair for the industry’s leading engine brands. Whether you are navigating the tidal creeks of Daniel Island or heading offshore from Mount Pleasant, our factory-trained technicians ensure your Yamaha or Mercury outboard remains reliable for every adventure.
Authorized Yamaha Outboard Service & Repair
Our team includes Yamaha 5-Star Master Technicians specialized in the full lineup of Yamaha power. From the versatile F-series to high-horsepower offshore engines, we use genuine Yamaha parts and advanced diagnostic tools to protect your warranty and performance.
- Yamaha Maintenance Programs: We offer comprehensive annual inspections, oil and filter changes, spark plug replacement, and water pump service tailored to your engine's usage.
- Precision Diagnostics: If you experience performance loss or warning indicators, our team quickly identifies issues within fuel delivery, electrical systems, or engine controls.
- Genuine Yamaha Parts: We exclusively use manufacturer-approved components to ensure long-term reliability and optimal fuel efficiency.
Certified Mercury Marine Maintenance
As a Certified Mercury Marine Dealer, Longshore Boats provides expert care for Verado, Pro XS, and Mercury Diesel models. Our Mercury Platinum Certified technicians stay current with the latest marine repair practices to deliver fast, accurate service.
- Mercury Warranty Service: We are authorized to handle standard and extended warranty repairs using Mercury Precision Parts.
- System Optimization: Our technicians evaluate ignition systems, battery voltage, and engine sensors to keep your Mercury outboard running at peak RPMs.
- Routine Intervals: Stay ahead of the season with lower unit service, gear lube replacement, and steering system checks.
Specialized Care for Premium Brands
We understand the specific rigging and performance requirements of the brands we carry. Our technicians provide specialized outboard integration and service for:
- Robalo center consoles and bay boats
- Chaparral bowriders and surf boats
- EdgeWater offshore fishing vessels
- Nimbus Scandinavian cruisers

Convenient Service Solutions in the Lowcountry
We make it easy to maintain your vessel without the hassle of trailering. Beyond our full-service facilities, we offer:
- $99 Pick-up & Delivery: Our team can meet you at a boat ramp or local dry stack to transport your boat to our dealership for service.
- On-Site Service: We provide mobile service at select dry stack locations throughout Charleston, North Charleston, and Summerville.
- Expert Support: Our parts associates and service coordinators are here to guide you through every maintenance interval.
Frequently Asked Questions
How often should I service my Yamaha or Mercury outboard?
Most manufacturers recommend a professional service every 100 hours of use or once per year, whichever comes first. This typically includes oil changes, gear lube, and fuel filter replacements.
Do you handle warranty work for engines not purchased at Longshore Boats?
Yes, as an authorized dealer, we honor manufacturer warranty work and recalls for Yamaha and Mercury outboards in accordance with factory guidelines.
Can I buy genuine engine parts directly from your dealership?
Absolutely. Our Parts Department stocks genuine Yamaha and Mercury Precision Parts, as well as service kits for owners who prefer to handle minor maintenance themselves.

