Nissan uses diamond polishing tech for Altima engine

Nissan is talking up some of the tech it is using in the new Altima engine. Nissan says that the all-new 2019 Nissan Altima 2.5L engine uses manufacturing tech that is normally reserved for supercars. The tech Nissan is talking up is a mirror bore process used to reduce friction inside the engine and improve efficiency. The treatment was first … Continue reading