VK56 EngineVK56 Engine
The Nissan VK56 is a 5.6-liter naturally aspirated V8 gasoline engine developed by Nissan for applications requiring strong power, torque, and durability. With a displacement of 5,552 cc, it uses a 98 mm bore and 92 mm stroke, an aluminum engine block with ductile iron cylinder liners, aluminum cylinder heads, and a DOHC 32-valve configuration with four valves per cylinder. The VK56 was introduced in 2003-2004 and has been offered in several versions for Nissan and Infiniti vehicles including full-size trucks and SUVs.
In Stock
$800.00 – $4,200.00Price range: $800.00 through $4,200.00
The prices are exclusive of taxes and shipping. The price may vary depending upon the miles and year of manufacturing.
Additional Information
| Brand | Nissan |
|---|---|
| Conditions | Remanufactured, Used |
| Miles | 70000-130000 |
| Year Compatibility | 2003-2024 |
| Verified | Tried & Tested |
| Warranty | Up to 3 Months |
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Specifications
The Nissan VK56 engine is a robust 5.6-liter naturally aspirated V8 engine designed to provide a balance of high torque, reliable performance, and durability in demanding driving conditions. Its 5,552 cc displacement is achieved through a 98 mm bore and 92 mm stroke, while the aluminum block helps reduce overall engine weight and ductile iron cylinder liners provide added cylinder-wall strength and wear resistance. The engine uses aluminum cylinder heads and a dual overhead camshaft (DOHC) 32-valve valvetrain, with four valves per cylinder to promote efficient airflow and combustion.
Engine Variants
VK56DE
The VK56DE is the earlier version of Nissan’s 5.6-liter V8 engine, using electronic multi-port fuel injection (MPFI) for fuel delivery. Depending on the vehicle and application, it produces approximately 305–322 horsepower and 385–395 lb-ft of torque. It is known for its strong low-end torque, naturally aspirated power delivery, and durable construction.
VK56VD
The VK56VD is an upgraded version of the 5.6-liter V8 that introduced Nissan’s Direct Injection Gasoline (DIG) system and Variable Valve Event and Lift (VVEL) technology. These technologies improve fuel delivery, airflow, combustion efficiency, and throttle response, allowing the engine to produce significantly more power, with outputs reaching around 400 horsepower or more depending on the application.
Frequently Asked Questions
What cars have the VK56 engine?
The Nissan VK56 is a 5.6L V8 used in Nissan and Infiniti SUVs, trucks, and luxury vehicles from 2004–2024.
Is the VK56 reliable?
Yes, the VK56 engine is generally considered reliable and trustworthy as it can deliver up to 305-416 hp at 379-417lb-ft of torque.
How much HP can a VK56 make?
The VK56 engine can produce between 305 and 416 horsepower and 379 to 417 lb-ft of torque depending on the model type and engine year.
Is the VK56 engine better than the Coyote engine?
It depends on the build. The VK56 offers strong stock-block performance, while the Coyote has better aftermarket support.

