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YANMAR 6LF550 Marine Diesel Engine 550HP

YANMAR 6LF550 Marine Diesel Engine 550HP

Description

The 6LF engine is a compact and powerful common rail diesel engine. Perfect for planing and semi-planing vessels, both recreational and light duty commercial. Controlled by the YANMAR VC20 system, it expands YANMAR brand’s line with higher horsepower. This addition provides the largest common rail, electronically managed marine diesel line-up in the industry.

The YANMAR 6LF meets EPA Tier 3 and EU RCD Stage 2 emissions regulations while also providing a wide range of fuel compatibility to meet requirements for various government service applications.

The 6LF has been customized with YANMAR’s proprietary fuel mapping and a larger mixing elbow for reliable and consistent output performance. It is custom engineered to offer direct connectivity to NMEA and J1939 CAN-bus networks. It comes available with a number of standard and optional features, including single- and 2-pole installation, various ZF gears, and custom secondary alternator options to meet nearly any complex application. 

 

Features

  • Suitable for large superyacht tenders, planing and semi-planing motor yachts up to 55ft, and light-duty commercial vessels. 
  • High power, low weight, and compact installation creating a high power density of 82 mhp/L for the 550 mhp model. 
  • Controlled by YANMAR VC20 Vessel Control System. 
  • Complements the largest common rail recreational and light-duty commercial diesel engine line-up. 
  • Exceeds EPA Tier 3 and EU RCD Stage 2 emissions regulations. 

Details

  • Available in 3 output models – 485, 530, 550 mhp 
  • A proven solution for jet and shaft drives 
  • Controlled electronically by YANMAR VC20 Vessel Control System, for 3 engines with up to 4 stations 
  • Custom YANMAR fuel mapping and mixing elbow & bracket for reliable performance output 
  • Custom YANMAR gearbox configuration to reduce vibration and increase efficiency 
  • Custom engine packaging for efficient installation 
  • Certified for recreational and light-duty commercial applications*
  • *Please note, the 6LF550 is not EPA Commercial certified. 

  HVO-approved engine

Technical Specification

Rated output
390 kW / 530 mhp
Rated Speed
3000 rpm
Displacement
6.728 L / 411 cu. in
No. of cylinders
6 cylinders
Cylinder Bore x Stroke
104 mm x 132 mm / 4.10 in x 5.20 in
Configuration
In-line, 4-stroke, vertical, water-cooled diesel engine
Combustion system
Direct Injection, Bosch Common Rail System
Aspiration
Turbocharged & Intercooled
Alternator
12V - 90A, 24V - 70A
Dry weight without gear
780 kg / 1720 lbs
Dimensions
1519 mm x 893 mm x 881 mm
Controls
Electronic
Certifications
RCD 2 IMO Tier 2 EPA Tier 3 EPA Tier 3C EMC
Buying information Part Number: 6LF550-12V 1.000 From £74,738.14 inc VAT

Options

6LF550-12V WITH ZF280-1 0.814:1 RATIO GEARBOX £75,286.79 inc VAT
6LF550-12V WITH ZF280-1 1:1 RATIO GEARBOX £74,738.14 inc VAT
6LF550-12V WITH ZF280-1 1.056:1 RATIO GEARBOX £75,286.79 inc VAT
6LF550-12V WITH ZF280-1 1.139:1 RATIO GEARBOX £75,286.79 inc VAT
6LF550-12V WITH ZF280-1 1.214:1 RATIO GEARBOX £75,286.79 inc VAT
6LF550-12V WITH ZF280-1 1.3:1 RATIO GEARBOX £74,738.14 inc VAT
6LF550-12V WITH ZF280-1 1.514:1 RATIO GEARBOX £75,286.79 inc VAT
6LF550-12V WITH ZF280-1 2:1 RATIO GEARBOX £74,738.14 inc VAT
6LF550-12V WITH ZF280-1 2.478:1 RATIO GEARBOX £74,738.14 inc VAT
6LF550-12V WITH ZF280-1 3:1 RATIO GEARBOX £74,738.14 inc VAT
6LF550-24V WITH ZF280-1 0.814:1 RATIO GEARBOX £76,262.16 inc VAT
6LF550-24V WITH ZF280-1 1:1 RATIO GEARBOX £75,713.51 inc VAT
6LF550-24V WITH ZF280-1 1.056:1 RATIO GEARBOX £76,262.16 inc VAT
6LF550-24V WITH ZF280-1 1.139:1 RATIO GEARBOX £76,262.16 inc VAT
6LF550-24V WITH ZF280-1 1.214:1 RATIO GEARBOX £76,262.16 inc VAT
6LF550-24V WITH ZF280-1 1.3:1 RATIO GEARBOX £75,713.51 inc VAT
6LF550-24V WITH ZF280-1 1.514:1 RATIO GEARBOX £76,262.16 inc VAT
6LF550-24V WITH ZF280-1 2:1 RATIO GEARBOX £75,713.51 inc VAT
6LF550-24V WITH ZF280-1 2.478:1 RATIO GEARBOX £75,713.51 inc VAT
6LF550-24V WITH ZF280-1 3:1 RATIO GEARBOX £75,713.51 inc VAT
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