Yanmar 6LY3-ETP Marine Inboard Diesel Engine 480hp
$50,288.00
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Description
New Yanmar 6LY3-ETP Marine Inboard Diesel Engine 480HP For Sale
The Yanmar 6LY3-ETP Marine Inboard Diesel Engine 480HP is a high-performance electronically controlled propulsion system built for boat owners who need stronger acceleration, higher cruising speeds, and dependable offshore reliability. Commonly used in sport fishing boats, express cruisers, patrol vessels, luxury yachts, and repower projects, this engine delivers exceptional power in a compact inline-six platform.
If you are researching the latest Yanmar 6LY3-ETP price or looking for a Yanmar 6LY3-ETP for sale, this model remains one of the most powerful engines in Yanmar’s legendary 6LY lineup. Its electronic fuel system delivers smoother throttle response, lower emissions, and improved fuel efficiency compared to older mechanical platforms.
At Yanmar Marine Experts, we supply premium yanmar diesel marine engines for buyers seeking dependable propulsion systems with strong resale value and long-term reliability.
Built on Yanmar’s advanced 6LY3 platform, this marine engine yanmar option remains ideal for operators who need strong torque output without sacrificing valuable engine room space.
Key Features of Yanmar 6LY3-ETP Marine Diesel Engine
- 480HP maximum output
- Electronic controlled fuel injection
- Turbocharged and intercooled platform
- Strong acceleration for performance vessels
- Improved throttle response
- Reduced vibration and quieter operation
- Excellent fuel efficiency
- Compact inline-six design
- Ideal for repower projects
- Reliable offshore cruising capability
This engine remains a strong option for buyers researching dependable yanmar boat engines for high-performance vessels.
Compatible Gearboxes & Propulsion Systems
The Yanmar 6LY3-ETP Marine Inboard Diesel Engine 480HP can be paired with compatible propulsion systems based on your vessel configuration and performance goals. Common options include Yanmar Gearboxes, Yanmar Powerboat Gears, and ZF Gearboxes for shaft drive applications.
We help buyers select the proper reduction ratio, gearbox configuration, and complete propulsion package based on vessel design and operating requirements before shipment.
Technical Specifications
| Technical Specification | Value |
|---|---|
| Engine Model | 6LY3-ETP |
| Engine Series | 6LY3 Series |
| Maximum Output | 480HP (353 kW) |
| Rated Speed | 3,300 RPM |
| Continuous Output | 436HP (321 kW) |
| Engine Type | 24-valve, 4-stroke vertical water-cooled diesel |
| Number of Cylinders | 6 cylinders |
| Displacement | 5.813L |
| Bore x Stroke | 106 mm x 110 mm |
| Fuel System | Electronic Controlled Direct Injection |
| Aspiration | Turbocharged & Intercooled |
| Starting System | Electric Start 12V |
| Alternator | 12V – 120A (24V optional) |
| Cooling System | Freshwater cooling |
| Dry Weight | Approx. 640 kg |
| Dimensions | 1458 mm x 907 mm x 876 mm |
| Drive Type | Inboard Shaft Drive |
| Recommended Applications | Sport fishing boats, yachts, patrol vessels |
| Compliance | EPA Tier 2, IMO, RCD, EMC, BSO II |
Official Yanmar documentation confirms the engine’s 353 kW output at 3,300 RPM and compact performance-focused design.
Standard Manufacturer Package Includes
All engines supplied by Yanmar Marine Experts are brand-new bobtail units and typically include electronic controls, multi-function display, backup control system, factory wiring components, flexible mounts, engine documentation, owner manuals, and standard manufacturer accessories.
Optional upgrades may include additional helm stations and complete transmission packages.
Compliance & Certifications
The Yanmar 6LY3-ETP Marine Inboard Diesel Engine 480HP is built to meet applicable marine emissions and safety regulations depending on destination requirements.
Applicable certifications include:
- EPA Tier 2
- IMO regulations
- RCD compliance
- EMC
- BSO II
Engine Availability
We maintain access to available inventory through our internal stock and global dealer network. Availability may vary depending on production schedules and market demand.
Warranty Coverage
All new Yanmar engines supplied by Yanmar Marine Experts include a standard 2-year manufacturer warranty for eligible recreational and commercial applications.
Qualified buyers may also be eligible for an additional +3 years extended warranty coverage, depending on engine model, usage classification, and compliance with manufacturer maintenance requirements.
Our team also assists customers with warranty registration, pre-delivery inspection documentation, and technical support before shipment.
Global Shipping
We ship worldwide through our logistics network using secure export packaging and complete documentation support. Shipping can be arranged under EXW, CIF, or CFR terms depending on your preferred delivery structure. Once your order is confirmed, processing begins immediately while final delivery timelines depend on your destination and inventory availability.
Frequently Asked Questions
Is the Yanmar 6LY3-ETP currently available?
Available inventory can be confirmed through our sales team.
Does it come with a gearbox?
Compatible Yanmar Powerboat Gears and ZF Gearboxes are available depending on your vessel setup.
Is this engine good for repower projects?
Yes, this model is highly popular for performance repower projects.
Do you ship internationally?
Yes, we coordinate worldwide delivery and export documentation.
How do I request pricing?
Contact our team for the latest Yanmar 6LY3-ETP price and current availability.
Request a Quote
Contact Yanmar Marine Experts today to request pricing for your preferred Yanmar marine engine.
To help us prepare the most accurate quotation and ensure the correct engine configuration before shipment, please provide your:
- Vessel type
- Current engine model (for repower projects)
- Preferred gearbox model
- Preferred gearbox ratio
- Delivery location
- Purchase timeline
Our team can assist with engine availability, compatible Yanmar Gearboxes, Yanmar Powerboat Gears, ZF Gearboxes, export documentation, global shipping coordination, pre-delivery inspection, and warranty registration support before delivery.






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