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Mercury Mercury Diesel 6.7L
Category: Inboard Engines | Brand: Mercury

Mercury Mercury Diesel 6.7L

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480 - 550hp
Take your life on the water to new destinations with the Mercury Diesel 6.7L engine. This turbocharged workhouse redefines diesel performance for sport yachts and other large vessels, blending premium comforts and extended range with exceptional speed and acceleration.

FEATURES:
- Power & Torque - The high-displacement turbocharged engine spools up massive torque, generating instantly responsive power to get big boats out of the hole and deliver a midrange punch when you need it.

- Closed Cooling System - A thermostatically controlled closed-loop freshwater cooling system protects the engine in both fresh and saltwater.

- Smooth & Quiet - From vibration-dampening engine mounts to an air filter strategically positioned to also reduce turbo noise, the 6.7L engine is optimized for a smooth, quiet ride. 

- HPCR Fuel Injection - The high-pressure common rail (HPCR) fuel injection system fine-tunes the air-to-fuel ratio to enhance acceleration, top speed and efficiency.

- Grid Heater - The 6.7L engine is ready for all-season adventure, with a grid heater that makes cold weather starts easy.

ADVANTAGE:
Easy Ownership - Top-mounted fluid reservoirs, a self-draining oil filter and an easy-to-reach oil dipstick keep maintenance and service simple.

Reduced Weight - With exceptional power-to-weight ratios, Mercury Diesel engines pack big-time propulsion in a lightweight package. The difference: quicker acceleration, faster planing and easier handling.

Durability - Durability and reliability are in the details, like thermostatically controlled closed-cooling systems and advanced corrosion resistance. Our diesel engines are designed to go the distance.

Efficiency - Mercury Diesel engines run clean and run easy, without the harshness or fumes from traditional diesels. They can also deliver up to 50% better fuel efficiency compared to gas engines of the same horsepower. 

SPECIFICATIONS:
Name
Mercury Diesel 550
Mercury Diesel 500
Mercury Diesel 480
Alternator amp / Watt
12 V 90 A / 24 V 70 A
12 V 90 A / 24 V 70 A
12 V 90 A / 24 V 70 A
Displacement (L)
6.7
6.7
6.7
Dry Weight (engine only)
1, 642 lbs / 745 kg
1, 642 lbs / 745 kg
1, 642 lbs / 745 kg
Emission
EPA Tier 3 / RCD IMO 2
EPA Tier 3 / RCD IMO 2
EPA Tier 3 / RCD IMO 2
Engine type
Inline 6
Inline 6
Inline 6
HP / kW
550 / 405
500 / 368
480 / 353
Maximum RPM (WOT)
3200
3200
3200
Oil maintenance interval
250 hrs or annually
250 hrs or annually
250 hrs or annually
Oil sump volume
20 qt / 19.0 L
20 qt / 19.0 L
20 qt / 19.0 L
Peak Torque
1, 580 Nm (1, 165 lb-ft) @ 1, 900 rpm
1, 580 Nm (1, 165 lb-ft) @ 1, 900 rpm
1, 580 Nm (1, 165 lb-ft) @ 1, 900 rpm
Recommended oil
15W40 ACEA C3 synthetic oil
15W40 ACEA C3 synthetic oil
15W40 ACEA C3 synthetic oil
Weight (incl. transmission)
1, 803 lbs / 818 kg
1, 803 lbs / 818 kg
1, 832 lbs / 831 kg

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Payment calculations are just estimates. Rates and terms vary day to day. Not an agreement, informational purposes only. Contact dealer for current rates, terms, and payment plans, etc.

Advertised pricing excludes applicable taxes title and licensing and are subject to change without notice. Pricing may exclude any added parts, accessories or installation unless otherwise noted. Sale prices include all applicable offers. Not all options listed available on pre-owned models. Contact dealer for details.