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Yanmar 6LY440 Inboard Marine Propulsion Engine
$34,241.00
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Yanmar 6LY440 Inboard Marine Propulsion Engine Specs
| Manufacturer / Brand | Yanmar Marine |
| Model Designation | 6LY440 Inboard Propulsion |
| Engine Type | 4-Stroke High-Performance Inline-6 Common-Rail Marine Diesel Engine |
| Cylinder Configuration | Vertical Inline-6, 24-Valve SOHC |
| Total Displacement | 5.813 Liters (354.7 cu in) |
| Bore x Stroke | 105.8 x 110.0 mm (4.17 x 4.33 in) |
| Aspiration & Charge Air | Turbocharged with Wastegate and High-Efficiency Seawater-Cooled Charge Air Intercooler |
| Cooling System Architecture | Closed Freshwater Cooling Circuit with High-Capacity Heat Exchanger and Raw Water Impeller |
| Continuous Power Rating (P1) | 370 BHP (272 kW) @ 3,178 RPM |
| Maximum / Intermittent Power (P3/P4) | 440 BHP (324 kW) @ 3,300 RPM (Rating 5 Pleasure Craft Duty) |
| Fuel Injection Platform | Denso High-Pressure Common Rail (HPCR) Electronically Controlled Direct Injection |
| Cylinder Head Metallurgy | Single-Piece Heavy-Duty Cast Iron Cylinder Head |
| Cylinder Liners | Parent Bore High-Strength Cast Iron Engine Block |
| Flywheel Housing & Flywheel | SAE 3 Flywheel Housing with Heavy-Duty Dampened Torsional Coupler |
| Electrical System & Ground | 12V 2-Pole Isolated Return Marine Electrical System with CAN-Bus VC10/VC20 Vessel Control |
| Starter & Alternator Output | 12V 3.0 kW Starter / 12V 130A High-Output Alternator |
| Lube Oil Sump Capacity | 20.0 Liters (5.28 US gal) |
| Engine Coolant Capacity | 24.0 Liters (6.34 US gal) |
| Dry Weight (excl. gearbox) | 577 kg (1,272 lbs) [With ZF 280-1A Gearbox: 647 kg (1,426 lbs)] |
| Overall Dimensions (L x W x H) | 1,446 x 748 x 780 mm (56.9 x 29.4 x 30.7 in) |
| Emissions Certification | EPA Marine Tier 3, IMO Tier II, EU RCD Stage II |
| Fuel Compatibility | Ultra-Low Sulfur Diesel (ULSD No. 2), Marine Gas Oil (MGO DMA/DMB), B20 Biodiesel |
| Transmission / Outdrive Compatibility | Inboard Shaft Drive Configuration - Direct Mount for ZF 280-1A, ZF 85A, ZF 85IV, or Twin Disc MG-5061A Gearboxes |
| Factory Warranty Period | 2-Year Limited Factory Warranty with 3-Year Extended Major Components Coverage |
| Application Research | High-performance convertibles, express offshore sport-fishers, luxury flybridge motor yachts, and fast rescue patrol craft (38-52 ft). |
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