"Keeping Your Vessel Safe and Ready Year-Round"
About Sailor Fox Marine Service At Sailor Fox Marine Service, we specialize in marine system maintenance, repairs, and winterization. With years of hands-on experience in the marine industry, we are committed to delivering top-notch services that ensure the safety, performance, and longevity of your vessel. Whether it's engine repair, electrical work, or winterization, our expert team is dedicated to providing reliable and timely service. We take pride in offering personalized solutions to meet the unique needs of every boat owner.
Detail
Mechanical & Engine Services
We service gas and diesel marine engines from routine maintenance to complex mechanical repairs.
Engine & drivetrain services include:
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Engine inspections & diagnostics
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Scheduled maintenance (oil, filters, impellers, belts, cooling systems)
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Raw-water & closed-cooling system service
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Exhaust components (risers, manifolds, flaps, gaskets)
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Fuel systems (filters, lines, pumps)
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Transom & sterndrive services
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Gimbal bearings, bellows, shift cables
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Propellers, shafts, couplings & alignment
We work strictly according to manufacturer service procedures (MerCruiser, Volvo Penta, Mercury, etc.).
Electrical Systems & Diagnostics
Marine electrical problems require proper testing — not guessing.
We provide systematic electrical diagnostics and repairs using marine-grade components.
Electrical services include:
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Battery systems & charging diagnostics
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Alternators, starters & wiring repairs
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DC & AC system troubleshooting
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Bilge pumps, float switches & alarms
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Generator electrical systems
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Electronics power & network wiring
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System labeling, cleanup & organization
All electrical work follows ABYC-compliant practices for safety and reliability.
Winterization & Seasonal Services
Prepare your boat for the New England winter with a service plan tailored to its engines and onboard systems.
- Gasoline and diesel engines
- Marine generators
- Air-conditioning and cooling circuits
- Freshwater and sanitation systems
- Raw-water systems and Seakeeper cooling circuits
- Shrink-wrap and spring commissioning
We follow applicable manufacturer storage procedures, with draining, flushing, winterization antifreeze and preservation treatments appropriate to each system. Our listed winterization packages include labor and the materials specified for each service. Engine and generator packages include engine oil, oil and fuel filters, winterization antifreeze, fuel treatment and routine consumables. Engine prices are per engine, with no twin/triple discount. Select services and approve the completed total on one form; requested extras are noted with their agreed price.
For current prices, select “2026 Winterization Pricing” in the service menu.
Request Your Winterization Service Form
Email [email protected].
Prefer to call? 857-701-7052
2026 Service Rates & Booking
Mechanical, electrical and onboard systems service for small vessels, mid-size vessels and yachts throughout Boston and the South Shore. We price work around your actual equipment, access and service needs.
Vessel Size Guide
Small vessel: 24 ft and under
Mid-size vessel: over 24 ft through 50 ft
Yacht: over 50 ft
These are our service pricing categories, based on overall vessel length (LOA). Engine count, equipment and access also affect the estimate.
Labor & Service Calls
| Service | Rate (USD) |
|---|---|
| Standard marine service labor | $175/hour |
| Diagnostic & electrical troubleshooting | $199/hour |
| Emergency / same-day service | $225/hour |
| Weekend / holiday service | $250/hour |
| Service call fee, where applicable | $175 |
Four-hour minimum for hourly service visits.
At the standard $175/hour rate, the minimum labor charge is $700. This is a minimum labor charge, not an additional fee on top of labor. Any applicable service call fee, travel and additional technician charges are identified in your estimate. Listed winterization packages use their published package prices, including the stated labor and materials.
At the standard $175/hour rate, the minimum labor charge is $700. This is a minimum labor charge, not an additional fee on top of labor. Any applicable service call fee, travel and additional technician charges are identified in your estimate. Listed winterization packages use their published package prices, including the stated labor and materials.
Services Quoted for Your Vessel
Every service below is quoted individually. We confirm what is included before work begins.
Gasoline & diesel engine service
Scheduled maintenance, cooling and fuel systems, leak diagnosis, exhaust repairs and mechanical work. Estimate based on engine model, engine count and service interval.
Outboard service
Mercury / Verado and other outboard maintenance, troubleshooting and seasonal service. Estimate based on engine model, engine count and manufacturer service schedule.
Sterndrives & propulsion
Bravo drives, bellows, gimbal bearings, shift cables, transom assemblies, shafts and alignment. Removal, testing, repairs and reinstallation are itemized as required.
Generator service & diagnosis
Starting faults, shutdowns, cooling, fuel and electrical problems, routine maintenance and operational testing. Diagnosis and approved repairs are scoped separately.
Electrical & electronic controls
Battery and charging systems, shore power, wiring, engine controls, joystick systems, networks and electronics installation. Diagnostic time is authorized before testing.
Marine HVAC
Self-contained and chilled-water systems, fault diagnosis, seawater-flow problems, descaling, maintenance and commissioning. Estimate based on system layout and access.
Hydraulics & stabilization
Hydraulic leaks, hoses, swim platforms and stabilizer service or commissioning. Equipment, parts, access and any specialist support are confirmed in the estimate.
Onboard systems
Bilge pumps, sanitation, freshwater systems, windlasses and related electrical or mechanical repairs. Estimate based on the fault and installation.
Commissioning & testing
Spring start-up, dockside checks and sea trials where required. Scope and technician time are confirmed before scheduling.
How Your Job Is Priced
- Assessment: Tell us the vessel length, engine or equipment model, number of engines and the service needed.
- Diagnostic authorization: For an unknown fault, we agree the initial diagnostic scope and budget. Troubleshooting may identify further testing or repairs.
- Repair estimate: Once the required work is identified, we provide an estimate for your approval. Additional work requires authorization.
- Completion: We summarize the work performed, testing completed and any remaining recommendations.
Parts and expenses for general repairs: Parts, oil, filters, antifreeze, other materials, haul-out, dockage and applicable travel expenses are additional unless specifically included in your estimate. Our listed winterization packages include the materials stated in their package descriptions.
Seasonal services: Select “2026 Winterization Pricing” in the service menu for materials-included engine, generator, onboard system and shrink-wrap package prices. Engine prices are per engine, without twin/triple discounts.
Prefer to call? 857-701-7052
2026 Winterization Pricing
2026 winterization and seasonal service for boats and yachts throughout Boston and the South Shore. Select the services your boat needs from our materials-included packages.
Listed prices include labor and materials for the specified service.
Engine prices are per engine. Multiply the listed price by your engine count; there is no twin- or triple-engine discount.
Engine prices are per engine. Multiply the listed price by your engine count; there is no twin- or triple-engine discount.
Engine Service & Winterization - Price Per Engine
| Service | Price (USD) |
|---|---|
| Outboard: up to 25 hp | $500 |
| Outboard: over 25 through 150 hp | $700 |
| Outboard: over 150 through 350 hp | $800 |
| Outboard: over 350 hp | Request estimate |
| Gas inboard / sterndrive | $795 |
| Marine diesel | $875 |
| Large diesel / custom propulsion | Request estimate |
Example: three 300 hp outboards = $2,400. Generator and other onboard systems are selected separately.
Generator Service & Winterization - Price Per Generator
| Service | Price (USD) |
|---|---|
| Gas generator (same-visit add-on) | $350 |
| Diesel generator up to 15 kW | $425 |
| Larger diesel generator | $525 |
Vessel Size Guide
Small vessel: 24 ft and under
Mid-size vessel: over 24 ft through 50 ft
Yacht: over 50 ft
These service pricing categories are based on overall vessel length (LOA).
Water, Sanitation & Cooling Systems
| Service | Price (USD) |
|---|---|
| Freshwater system - small vessel (24 ft and under) | $275 |
| Freshwater system - mid-size (over 24 through 50 ft) | $395 |
| Freshwater system - yacht (over 50 ft) | $595 |
| Marine head / toilet (each) | $150 |
| Holding tank / macerator system | $175 |
| Self-contained A/C (each) | $175 |
| Chilled-water HVAC | Request estimate |
| Seakeeper cooling circuit | $225 |
| Raw-water washdown system | $125 |
Shrink-wrap & Seasonal Covering
| Service | Price (USD) |
|---|---|
| Shrink-wrap: up to 24 ft | $30/ft |
| Shrink-wrap: 25-34 ft | $34/ft |
| Shrink-wrap: 35-44 ft | $38/ft |
| Shrink-wrap: 45 ft+, towers / flybridges | Request estimate |
| Shrink-wrap removal / disposal | $150 |
What Is Included?
Engine and generator packages: Labor, engine oil, oil and fuel filters, required winterization antifreeze, fuel treatment and routine consumables.
Water, sanitation and cooling packages: Labor and required winterization antifreeze.
Shrink-wrap packages: Labor and wrapping materials for the stated scope.
No separate charge for these included materials. Transmission/gear oil, impellers, anodes, repairs and other maintenance are included only when expressly listed.
Selection & Approval
Select your services and quantities on our service form. Review the completed total, any travel or marina fees, and applicable tax before signing the same form. Custom items marked Request estimate must be priced before approval.
Customer-requested extra products or services are recorded in the notes with any agreed additional price and included in the approved total. Later additions require your approval. Scheduling is confirmed separately.
Request Your Winterization Service Form
Email [email protected] or call 857-701-7052.
Marine HVAC & Air Conditioning Systems
Sailor Fox Marine is EPA Section 608 Certified, allowing us to legally handle, recover, and service refrigerants used in marine HVAC and air-conditioning systems.
Sailor Fox Marine provides professional marine HVAC (air-conditioning & climate control) service for powerboats and yachts.
Marine A/C systems are complex and require proper diagnostics, water-flow analysis, and electrical testing — not guesswork.
We service self-contained and chilled-water systems from leading manufacturers, ensuring reliable cooling and heating performance in all conditions.
HVAC Diagnostics & Troubleshooting
We diagnose common and complex marine A/C issues, including:
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A/C not cooling or heating
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Units short-cycling or shutting down
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High-pressure / low-pressure faults
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Water-flow & seawater pump problems
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Blocked condensers or strainers
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Electrical & control faults
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System noise, vibration, or leaks
Every diagnosis is performed with a step-by-step, technical approach to identify the root cause.
HVAC Service & Maintenance
Preventive maintenance is critical for marine HVAC reliability and longevity.
Service & maintenance includes:
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Seawater circuit inspection & cleaning
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Pump, strainer & hose inspection
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Condenser flushing & descaling
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Air filter cleaning or replacement
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Electrical connection inspection
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Control panel & thermostat testing
Regular service improves efficiency and prevents costly mid-season failures.
HVAC Commissioning & System Verification
After installation or repairs, we perform:
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System commissioning
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Operating pressure & temperature checks
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Electrical load verification
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Water-flow confirmation
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Functional testing under load
This ensures the system operates within manufacturer specifications.
HVAC Repairs & Component Replacement
We replace and repair HVAC components such as:
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Seawater pumps
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Control boards & sensors
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Thermostats & displays
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Blowers & fan motors
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Valves, hoses & fittings
Only marine-grade parts are used for durability and safety.
HVAC Winterization & De-Winterization
We properly protect HVAC systems from freeze damage.
Winterization includes:
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Complete seawater circuit flushing
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Proper antifreeze application
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Pump and line protection
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System inspection before lay-up
De-winterization includes:
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System flushing
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Leak checks
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Operational testing before the season
Brands & Systems We Service
We service most major marine HVAC brands, including:
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Dometic / Cruisair
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Webasto / BlueCool
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Marine Air
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Condaria
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Self-contained & chilled-water systems
Schedule HVAC Service
If your marine A/C system is not performing correctly, do not wait — early diagnosis prevents compressor damage and expensive failures.
Request HVAC Service
Please include boat model, system brand, number of units, and symptoms.