North Harbor Diesel & Yacht Service — Pacific Northwest Marine Experts Since 1988
Expert Diesel
Service Since
1988
40+ highly skilled technicians. 5-acre full-service facility. From diesel engines and electronics to haulout, storage, and full fiberglass repairs — we handle it all.
Everything Your
Vessel Needs
One facility. Every service. 35+ years of Pacific Northwest marine expertise.
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Mechanical Services
Diesel engine repair, preventative maintenance, generator service, fuel systems, cooling systems, and full propulsion overhauls.
Yacht Services
Complete vessel care — bottom painting, hull and topside paint, detailing, fine woodworking, fiberglass, seasonal prep and full refit.
Marine Electronics
Navigation systems, radar, GPS, sonar, autopilot, and communications — featuring Garmin, Furuno, and leading brands.
Haulout & Storage
Sea-Lift technology, 5-acre dry storage, vessel transport, winterization, and full project coordination.
Parts Department
OEM parts, 17,000+ items in stock, fast ordering, and expert guidance from our knowledgeable parts team.
Marine Electrical
DC/AC systems, lithium battery upgrades, solar & renewable energy, shore power, inverters, and full rewires.
Simple. Transparent.
Done Right.
From first call to final delivery, we make marine service straightforward and stress-free.
Contact Us
Call, email, or fill out our quick estimate form. Our service advisors respond within one business day.
Available Mon–Fri 8am–5pmVessel Assessment
We perform a thorough inspection and provide a detailed, transparent estimate — no surprises.
Written estimate providedExpert Service
Our ABYC-certified technicians get to work using OEM parts and industry-best practices.
Factory-trained techniciansBack on the Water
We quality-check every job before delivery. Your vessel leaves ready to perform at its best.
Full quality inspectionThe Pacific Northwest's
Most Trusted
Marine Team
Since 1988, we've built our reputation one vessel at a time. Every job gets the same commitment — expert technicians, quality parts, and honest communication from start to finish.
Established 1988
Over 35 years serving Pacific Northwest boaters. Our reputation is built on honest work, expert results, and relationships that last decades.
- Generations of loyal customers
- Deep local waterway knowledge
- Proven track record since 1988
40+ Certified Professionals
Factory-trained, ABYC-certified technicians who treat your vessel with the same care they'd give their own. No shortcuts, ever.
- ABYC certified staff
- Factory-trained on Volvo Penta & Yanmar
- Ongoing professional development
5-Acre Full-Service Facility
One of the largest marine service yards in the Pacific Northwest — equipped with Sea-Lift technology to handle vessels of any size.
- Sea-Lift haulout technology
- Covered service bays
- 200+ vessel dry storage capacity
True One-Stop Partner
Diesel engines, electronics, haulout, storage, parts — everything your vessel needs under one trusted roof, managed by one team.
- Full-service capability
- 17,000+ OEM parts in stock
- Coordinated project management
Trusted by Hundreds
of Vessel Owners
"North Harbor Diesel has been caring for my trawler for over a decade. Their diesel expertise is unmatched in the Pacific Northwest. Professional, thorough, and genuinely passionate about marine work."
North Harbor Diesel
& Yacht Service Inc.
Established in 1988 by a mechanic with his tool bag and a smile, North Harbor Diesel has grown into a 40-person operation with decades of experience in everything 'yacht'. Our crew of highly skilled professionals is totally committed to the care and repair of your vessel. Utilizing the unique Sea-Lift Yacht haul/launch machine and over 5 acres of facilities, we can accommodate over 200 vessels for sale, storage, or service.
Request an EstimateSee Us
in Action
Ready to Get
Your Vessel
Serviced?
Our service advisors respond within one business day. For urgent needs, call us directly — we're here to help.
Request an Estimate
Fill out the form and we'll get back to you promptly.
Ready to Get Your
Vessel Serviced?
Contact Anacortes' most trusted marine service center. Our team responds quickly — whether you need a quick quote or a full repower.