The parent of the VK56DE engine was the VK45DE. Unlike its older relative, this engine acquired a larger cylinder block with a height of 232 mm, due to which the connecting rods were extended to 154.5 mm. The cylinders themselves began to be produced wider by 5 mm, they became 98 mm wide, and a new crankshaft was also installed, which made it possible to increase the piston stroke to 92.8 mm. All the changes led to the fact that the engine began to have a lower Compression ratio and a larger displacement, which was 5.6 liters. The cylinder head is aluminum, the valve timing system on the CVTCS outlet camshafts has become stepless. A chain is used to drive the timing. The result is a motor perfect for pickups and SUVs, taking traction from low revs.
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Nissan Armada
The Nissan Armada is a Japanese light truck vehicle manufactured by Nissan Motor Co., Ltd. since 2004. The car is based on the Nissan F-Alpha platform. Until 2010, the luxury modification had the designation Infiniti QX56. In total, two generations of the model have been released. Until 2016, production was located in the United States, in Canton, Mississippi, and then in Japan. The car is available for official sale in North America.