Yanmar marine diesel engine data and professional service by 805 Marine Mechanic, serving Ventura, Oxnard, Channel Islands Harbor & Santa Barbara.

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Unleashing the Power of Yanmar Marine Diesel Engines: The Ultimate Guide for Boat Owners
Yanmar marine diesel engines combine precise engineering, fuel efficiency, and long-term reliability—ideal for both recreational and commercial vessels. Whether you operate out of Ventura, Channel Islands Harbor, Oxnard, or Santa Barbara, pairing genuine Yanmar power with expert service from 805 Marine Mechanic ensures smooth, efficient, and dependable performance on every run.
Yanmar 6LT500 Engine Specifications
- Rated Output: 367 kW / 500 mhp
- Rated Speed: 2530 rpm
- Displacement: 8.710 L / 531 cu. in
- No. of Cylinders: 6 cylinders
- Cylinder Bore x Stroke: 117 mm x 135 mm / 4.60 in x 5.31 in
- Configuration: In-line, 4-stroke, vertical, water-cooled diesel engine
- Combustion System: Direct Injection, Bosch Common Rail System
- Aspiration: Turbocharged & Intercooled
- Alternator: 24V – 90A
- Dry Weight (without gear): 1125 kg / 2480 lbs
- Controls: Electronic
- Certifications:
RCD 2, IMO Tier 2, EPA Tier 3, EMC
Standard Engine Package
- 24V electric system (single pole)
- Exhaust mixing elbow (high riser)
- Mounting brackets
- Alternator 24V – 90A
- Fresh water expansion tank
- VC20 Vessel Control System
- Electronic CAN-bus control head
- VC20 multi-function color display
- Switch panel and backup panel
Optional Accessories
- Angled, parallel, or v-drive gearboxes
- 2-pole electrical option
- Flexible mounts
- Hot water connection
- Front-PTO pulley
- IMO Tier 2 certificate (EIAPP)
- NMEA 2000 engine monitoring system
- Extra helm stations
- Man Overboard switch
- Extension harnesses (3m, 5m, 10m, 20m)
- JC20A Inboard Joystick
- Yanmar Marine Diesel Engine Data
Why Yanmar Marine Engines Are the Preferred Choice in Ventura, Channel Islands & Santa Barbara
Boat owners along the 805 coastline rely on Yanmar for powerful performance, low emissions, and dependable uptime. From commercial fishing and charter fleets to private yachts, Yanmar engines offer the balance of strength, efficiency, and comfort demanded in our local waters.
Yanmar’s Legacy of Innovation
With over a century of diesel expertise, Yanmar integrates advanced fuel injection, ECUs, optimized turbocharging, and digital connectivity into its marine lineup. Engines such as the 6LT and 6LY series meet IMO Tier 2, EPA Tier 3, and RCD standards while delivering quiet operation, low vibration, and seamless integration with NMEA 2000 systems, joystick controls, and multi-function displays.
Key Benefits of Choosing Yanmar Marine Diesel Engines
1. Unmatched Fuel Efficiency
Common rail fuel injection and precise combustion deliver excellent fuel-to-power ratios—ideal for fishing vessels, charter boats, and workboats looking to cut operating costs while extending cruising range.
2. Durability in Harsh Marine Conditions
Water-cooled exhaust manifolds, reinforced alloy components, and robust cooling systems help Yanmar engines withstand corrosive saltwater environments from the Channel Islands to offshore Santa Barbara.
3. Compact, Lightweight Design
High power-to-weight ratios and compact footprints simplify installation and free up valuable onboard space without sacrificing output.
4. Low Noise & Vibration
Balanced rotating assemblies and engineered mounts reduce vibration and noise for a smoother, more comfortable ride.
5. Proven Regulatory Compliance
Yanmar engines comply with EPA Tier 3, IMO Tier 2, and RCD 2 requirements, helping owners stay ahead of current and future emissions regulations.
The Importance of Professional Yanmar Service
Even the best engine needs expert care. 805 Marine Mechanic provides complete Yanmar marine diesel service across Ventura, Oxnard, Channel Islands Harbor & Santa Barbara.
Preventive Maintenance Saves Money
Scheduled oil and filter changes, fuel system cleaning, cooling system flushes, zinc replacement, belt and hose inspections, and exhaust checks prevent small issues from becoming expensive failures while protecting efficiency and engine life.
Precision Diagnostics
Using advanced diagnostic tools, our technicians read ECU data, assess fuel injection performance, and identify developing concerns early for targeted, cost-effective repairs.
Skilled Repairs & Overhauls
We perform injector and turbocharger service, cooling system repairs, electrical troubleshooting, and full overhauls to Yanmar factory specifications—maintaining performance, reliability, and warranty compliance.
Repowering with Yanmar: A Smart Investment
Repowering older vessels with a new Yanmar marine diesel engine delivers stronger acceleration, reduced fuel burn, lower emissions, upgraded digital controls, quieter operation, and improved resale value. 805 Marine Mechanic manages the full process—selection, removal, installation, alignment, integration, and sea trials—for a seamless transition.
Applications of Yanmar Engines
- Commercial fishing boats – long-range reliability and fuel savings
- Charter & tour boats – dependable, schedule-safe propulsion
- Private yachts – quiet power and modern integration
- Workboats & harbor vessels – rugged performance under continuous duty
Yanmar’s Commitment to a Sustainable Future
Through the Yanmar Green Challenge 2050, Yanmar is advancing low-emission engines, alternative fuel technologies, and efficient energy systems—supporting cleaner, more sustainable marine operations without sacrificing performance.
Why Choose 805 Marine Mechanic for Yanmar Service?
- 30+ years of marine diesel experience
- Factory-trained technicians specializing in Yanmar engines
- Advanced diagnostics for modern ECU-controlled systems
- Genuine OEM parts for reliability and compliance
- Local coastal expertise tailored to Ventura, Channel Islands & Santa Barbara conditions
- Emergency and dockside service to minimize downtime
Final Thoughts: Power Your Adventures with Yanmar & 805 Marine Mechanic
A Yanmar marine diesel engine is the heart of your vessel—delivering the fuel efficiency, durability, and advanced technology today’s boaters demand. Partnering with 805 Marine Mechanic ensures that heart is professionally maintained, optimized, and ready for every run along California’s coast.
For vessels based in Ventura, Channel Islands Harbor, Oxnard, or Santa Barbara, we provide the Yanmar expertise that keeps you underway with confidence.
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