Nissan HR engine

The HR is a family of straight-3 and straight-4 automobile engines developed by Nissan (Aichi Kikai) and also used by Renault. Renault calls it the H engine. There are two basic designs with 72.2 mm (2.84 in) resp. 78 mm (3.07 in) bore diameter.

Nissan HR engine

The HR is a family of straight-3 and straight-4 automobile engines developed by Nissan (Aichi Kikai) and also used by Renault. Renault calls it the H engine. There are two basic designs with 72.2 mm (2.84 in) resp. 78 mm (3.07 in) bore diameter.