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Key West, FL's Top-Rated Boat Mechanics & Engine Repair (2026)

Finding trusted Boat Mechanics & Engine Repair in Key West, FL starts with knowing who other boat owners have already vetted. This list ranks local pros by their ratings and review volume, so you can see at a glance which contractors have built the strongest track records on the water. Compare these top-rated specialists and request a free quote to get your boat back in shape.

By Boatwork in Key West, FL·10 pros·688 lists by this author·June 9, 2026
10 pros
Old Town Marine logo

Old Town Marine

5.0(356)
(786) 438-7853Key West, FLGet Directions
Key West, FLBoat Mechanics & Engine RepairBoat Detailing & CleaningMarine Electrical & Electronics

About Old Town Marine

Mobile marine service has transformed boat maintenance in the Florida Keys, and Old Town Marine has built one of the region's most comprehensive dockside repair operations around this model. Operating from their Key West facility at 7005 Shrimp Rd with a fleet of twelve fully-equipped service vans, the company brings...

What others are saying about Old Town Marine

Reviewers consistently highlight Old Town Marine's exceptional communication, with customers praising how they actually answer calls and follow through in an industry where that's surprisingly rare. The word that comes up repeatedly is 'professional'...

Reviews sourced from Google

My ThoughtsRated 5.0 across 356 reviews, Old Town Marine leads this list in both score and review volume. Their work spans engine repair, detailing, marine electrical, and plumbing.
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Florida Keys Mobile Marine logo

Florida Keys Mobile Marine

4.9(67)
1-305-240-3529Key West, FLGet Directions
Key West, FLBoat Mechanics & Engine RepairMarine Electrical & Electronics

About Florida Keys Mobile Marine

Based in Key West and serving the Lower and Middle Keys, Florida Keys Mobile Marine brings professional boat repair and maintenance directly to customers' docks and slips throughout the island chain. The veteran-owned business has built its reputation on over 15 years of hands-on marine industry experience, delivering comprehensive mechanical...

What others are saying about Florida Keys Mobile Marine

From simple jet ski repairs to complex inboard motor work, Florida Keys Mobile Marine handles a wide range of marine service needs throughout the Keys. Whether customers are dealing with vacation emergencies or routine maintenance, the team consisten...

Reviews sourced from Google

My ThoughtsFlorida Keys Mobile Marine holds a 4.9 rating from 67 reviews and brings 16-plus years of experience to engine repair and marine electrical work.
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Garrison Bight Marina logo

Garrison Bight Marina

4.7(242)
(305) 294-3093Key West, FLGet Directions
Key West, FLMarina & Boat Storage

About Garrison Bight Marina

Situated in the heart of Key West, Florida, Garrison Bight Marina has long served as a gateway to some of the most spectacular boating waters in the Caribbean. As part of the Suntex Marina network, this full-service facility combines local charm with professional marina management, offering both transient and long-term...

What others are saying about Garrison Bight Marina

A common theme in the reviews is exceptional customer service from a team that consistently goes above and beyond for boaters. Known for their helpful and friendly staff - particularly Tony and his dog Snoopy, Scott, and the entire marina team - Garr...

Reviews sourced from Google

My ThoughtsWith a 4.7 rating backed by 242 reviews, Garrison Bight Marina is one of the most-reviewed full-service yards on this list, covering engine repair, boat storage, and general maintenance.
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Robbie's Marina of Key West logo

Robbie's Marina of Key West

4.1(112)
(305) 294-1124Key West, FLGet Directions
Key West, FLMarina & Boat Storage

About Robbie's Marina of Key West

Located at the southernmost point of the continental United States, Robbie's Marina of Key West serves as a full-service deep-water marina facility catering to yacht owners and boating enthusiasts navigating the waters of the Florida Keys. The marina operates out of Key West, Florida, providing comprehensive marine services distinct from...

What others are saying about Robbie's Marina of Key West

Clients return to Robbie's Marina of Key West for both their unique tarpon feeding experience and professional marine services. From haul outs and bottom cleaning to boat storage and maintenance, reviewers highlight the marina's efficient travelift o...

Reviews sourced from Google

My ThoughtsRobbie's Marina of Key West carries a 4.1 rating from 112 reviews and over 34 years in business, offering engine repair, storage, and full-service boatyard capabilities.
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Key West Engine Service logo

Key West Engine Service

4.5(22)
305-296-9919Key West, FLGet Directions
Key West, FLBoat Mechanics & Engine RepairGenerator Service & RepairBoat Repair & Maintenance

About Key West Engine Service

Operating out of the southernmost tip of Florida since 1985, Key West Engine Service has built an outstanding reputation as the region's most comprehensive diesel engine and marine power specialist. For nearly four decades, this factory-authorized dealer has served boat owners and commercial operators throughout the Florida Keys with expert...

What others are saying about Key West Engine Service

Customers repeatedly praise the team's ability to handle everything from blown raw water pump repairs on John Deere engines to Northern Lights generator maintenance and Cummins diagnostics. Reviewers consistently highlight the helpful and knowledgeab...

Reviews sourced from Google

My ThoughtsKey West Engine Service scores 4.5 from 22 reviews and has been operating for 41-plus years, focusing on engine repair, generator service, and boat maintenance.
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Boat Services Group logo

Boat Services Group

4.6(25)
(305) 320-0555Key West, FLGet Directions
Key West, FLBoat Mechanics & Engine RepairBoat Detailing & CleaningMarine Electrical & Electronics

About Boat Services Group

Located at Key West Harbor Marina in Key West, Florida, Boat Services Group stands as the southernmost Suzuki RePower Center in the continental United States. This full-service marine center operates within Stock Island Yacht Club & Marina, offering comprehensive outboard engine sales, service, and repair to boat owners throughout the...

What others are saying about Boat Services Group

Across the reviews, Boat Services Group earns recognition for their expertise with Suzuki outboards, from quick two-day motor and gauge installations to comprehensive repowering services that get boats back on the water fast. Whether customers arrive...

Reviews sourced from Google

My ThoughtsBoat Services Group earns a 4.6 rating across 25 reviews, with a service range that includes engine repair, detailing, marine electrical, and fiberglass and gelcoat work.
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KO

Keys Outboard Repair

4.7(19)
305-293-0110Key West, FLGet Directions
Key West, FLBoat Mechanics & Engine RepairBoat Repair & Maintenance

About Keys Outboard Repair

Specializing in outboard motor services with a particular focus on Yamaha engines, Keys Outboard Repair has established itself as a dedicated marine service provider in the Florida Keys. Located at 5640 Laurel Avenue in Key West, this repair facility brings focused expertise to boat owners throughout the southernmost region of...

What others are saying about Keys Outboard Repair

What stands out most across reviews is their exceptional service for Yamaha outboard repairs, with multiple customers praising same-day turnarounds on everything from lower unit issues to older motor servicing. This family-run business consistently e...

Reviews sourced from Google

My ThoughtsKeys Outboard Repair holds a 4.7 rating from 19 reviews, specializing in outboard engine repair and general boat repair and maintenance.
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CM

Cosme's Marine

4.3(31)
(305) 296-5400Key West, FLGet Directions
Key West, FLBoat Mechanics & Engine RepairBoat Repair & Maintenance

About Cosme's Marine

Operating from the southernmost point of the continental United States, Cosme's Marine has established itself as a trusted marine service provider in the Key West, Florida area. The business serves the unique needs of boat owners navigating the waters of the Florida Keys, where the combination of tropical conditions, saltwater...

What others are saying about Cosme's Marine

Customers repeatedly praise Juan and his team at Cosme's Marine for their exceptional customer service and professional approach to outboard motor repairs. Known for their well-organized shop and quick turnaround times, they've earned loyalty from bo...

Reviews sourced from Google

My ThoughtsCosme's Marine carries a 4.3 rating based on 31 reviews, providing engine repair and boat repair and maintenance services in the Key West area.
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KB

KW Boatworks

5.0(10)
(970) 317-7564Key West, FLGet Directions
Key West, FLBoat Mechanics & Engine RepairMarine Electrical & ElectronicsBottom Painting & Antifouling

About KW Boatworks

Serving the southernmost point of Florida's marine community, KW Boatworks operates from Key West, a location where saltwater takes its toll on vessels year-round and where professional marine services are essential to keeping boats operational in challenging tropical conditions. The business has established itself in a market where boat owners...

What others are saying about KW Boatworks

Customers repeatedly praise Larry at KW Boatworks for his exceptional responsiveness and multi-skilled expertise. Reviewers consistently highlight how he shows up the same day or within hours of being called, often saving the day for boaters with urg...

Reviews sourced from Google

My ThoughtsKW Boatworks posts a perfect 5.0 rating from 10 reviews, covering engine repair, marine electrical, bottom painting, and fiberglass and gelcoat repair.
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3M

3 Marine Mobile Service

(305) 832-1206Key West, FLGet Directions
Key West, FLBoat Mechanics & Engine RepairMarine Handyman ServicesBoat Repair & Maintenance

About 3 Marine Mobile Service

Operating throughout the Key West area, 3 Marine Mobile Service brings professional marine repair and maintenance directly to boat owners at their preferred location. The mobile service model eliminates the hassle of transporting vessels to a traditional shop, offering flexibility and convenience for marina slips, private docks, and dry storage...

My Thoughts3 Marine Mobile Service is new to Boatwork with no reviews yet, offering engine repair, marine handyman services, and general boat repair and maintenance.
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