Engine Nissan VQ40DE

The 4-liter VQ40DE engine has become not only one of the most reliable in the line of Nissan VQ gasoline units, but also the most voluminous in it. This is an enlarged version of the VQ35DE, which received an expansion of volume due to the size of the cylinders and the piston stroke. In all other respects, the unit was similar to its predecessor, here an aluminum cylinder block, a pair of aluminum DOHC heads with a CVTCS phase regulator on the intake and a timing chain drive. Continue reading Engine Nissan VQ40DE

Engine Nissan MR20DE

The 2.0-liter Nissan MR20DE engine (or MR20 for short) was produced at the Yokohama plant from 2005 to 2020. At first, it was installed on Nissan Lafesta and Nissan Serena minivans, as well as on the Nissan Bluebird Sylphy sedan (in Russia, Nissan Almera, produced by AvtoVAZ). Since 2006, it has been installed on the Nissan Qashqai (in Japan – Dualis, in America – Rogue), and since 2007 – on the Nissan X-trail. This engine is installed not only on Nissan cars, but also on Renault cars under the M4R index. Continue reading Engine Nissan MR20DE

Engine Nissan HR16DE

The Nissan HR16DE / Renault H4M engine is a logical extension of the Renault K4M engine. The gas distribution mechanism and electronic control were mainly modernized. Also, the engine was equipped with a timing chain drive, new camshafts and two fuel injectors per cylinder. Hydraulic compensators were removed from the engine (adjustment by selection of pushers every 100 thousand km). The variable valve timing system remained on the intake shaft. The engine has become more economical than its predecessor, more powerful and more environmentally friendly. Continue reading Engine Nissan HR16DE