List of Subaru engines
Subaru uses a four or five character code to identify all of their engines. As of August 2022 these are the engines presently in models sold by Subaru FB20D: 1995 cc DOHC, 2017+ Subaru Impreza, and 2018+ Subaru Crosstrek FB25D: 2498 cc DOHC, 2019+ North American Subaru Forester, 2020+ North American Subaru Legacy, 2020+ North American Subaru Outback, and 2021+ North American Subaru Crosstrek FA24D: 2,387 cc DOHC, 2022+ Subaru BRZ/Toyota 86 FA24F: 2,387 cc DOHC, turbo, 2019+ USDM Subaru Ascent, 2020+ Subaru Legacy, and 2020+ Subaru Outback. 2021+ USDM Subaru WRX CB18: 1795 cc DOHC, 2020 JDM Subaru Levorg, 2021 JDM Subaru Forester Two-cylinder Subaru EK engine The EK series was an inline twin cylinder engine. Early versions were air-cooled two-stroke cycle, later replaced with water-cooled configurations in 1971. The engine was upgraded to a four-stroke SOHC in 1973 to meet Japanese Government emission regulations, using the SEEC emissions system (later SEEC-T), with an alloy block and head. The () was used from 1958 until 1989 in most Kei car models. Notes Three-cylinder The EF series engine is a liquid-cooled three-cylinder, four-stroke, with SOHC. It is not compliant with Japanese Government regulations concerning displacement of kei cars with a