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Volvo Penta D6-440 – Inboard Diesel Engine 440 HP
Volvo Penta D6-440 – 440 HP features a flagship 5.5L 4-stroke propulsion unit engineered for high-performance yachts requiring an exceptional power-to-weight ratio. By utilizing high-pressure common rail injection and a high-efficiency intercooler, this 440 HP model delivers the top-end speed and mid-range grunt required for fast interceptors and luxury coastal sportboats.
- Precision Operational Data: Rated at 440 HP (324 kW) at 3700 RPM.
- Internal Engine Configuration Type: Inline 6-Cylinder 5.5L Turbo-Aftercooled.
- Advanced Fuel Delivery System: Common Rail with Piezo-electric technology.
- Recommended Vessel Application Use: Engineered for high-speed yachts and performance hulls.
- Factory Protection Service Plan: Volvo Penta international service network support.
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Description
Volvo Penta D6-440 440 HP – Refined High-Torque Inboard Diesel
Integrating mechanical durability with modern electronic control, the Volvo Penta D6-440 produces 440 HP at 3700 RPM for the premium American boating market. This engine solves the problem of finding a smooth, high-output diesel that excels in both cruising and towing applications. The 5.5-liter block is engineered for low noise and vibration, enhancing passenger comfort on luxury cruisers from the California coast to the Florida Keys. The common-rail injection and dual-charging system ensure that USA boaters have the torque required for rapid acceleration and efficient cruising speeds.
Fully compliant with EPA Tier 3 standards, the D6-440 represents the pinnacle of Volvo Penta’s D6 series performance for the American market. The engine features advanced electronic diagnostics and NMEA 2000 compatibility for seamless integration with modern American marine electronics suites. Its high-output alternator and robust cooling architecture are designed to maintain peak efficiency in high ambient temperatures, providing the reliability required for the American yachting lifestyle during long summer seasons offshore.
Core Technical Specifications
- Maximum Output: 440 HP at 3700 RPM.
- Displacement: 336 cubic inches (5.5 Liters).
- Configuration: In-line 6-cylinder diesel engine.
- Aspiration: Turbocharged and supercharged with intercooler.
- Dry Weight: Approximately 1300 lbs (excluding gear).
- Electrical: 12V / 115A marine alternator.
- Compliance: EPA Tier 3 and RCD2 certified.
- Fuel System: Electronic Common Rail injection.
Volvo Penta D6-440 Full Specs
| Engine type | In-line 6, 4-stroke Diesel |
| Displacement | 5.5L (336 cid) |
| Bore x stroke | 103 x 110 mm |
| Horsepower | 440 hp (324 kW) |
| Rated rpm | 3700 rpm |
| Aspiration | Turbo, Supercharger, Aftercooler |
| Compression ratio | 17.5:1 |
| Fuel system | Common Rail Injection |
| Recommended fuel | Diesel (EN 590) |
| Ignition/Firing Order | Compression / 1-5-3-6-2-4 |
| Alternator | 12V/150A |
| Gear ratio/Drive | HS85A / Shaft |
| Transmission | Hydraulic |
| Dry weight | 625 kg |
| Flywheel housing | SAE 4 |
| Steering | EVC Electronic |
| Coolant capacity | 16L |
| Exhaust system | Water cooled riser |
| Cooling system | Heat Exchanger |
| Lubrication | Pressure feed |
| Oil capacity | 20L |
| Emissions rating | EPA Tier 3, IMO II |
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