The X20XEV is a Opel

Opel

Adam Opel AG, generally shortened to Opel, is a German automobile company founded by Adam Opel in 1862. Opel has been building automobiles since 1899, and became an Aktiengesellschaft in 1929...

 engine. It is a 1998 cc (2.0 L) 16-valve, DOHC in-line four-cylinder engine producing 100 kW

Watt

The watt is a derived unit of power in the International System of Units , named after the Scottish engineer James Watt . The unit, defined as one joule per second, measures the rate of energy conversion.-Definition:...

 (136 PS). It replaced the C20XE

C20XE

The C20XE is a DOHC, inline 4 cylinder Family II, Opel engine. It has a displacement of and develops .The C20XE came into production as an evolution of the C20NE engine. It was a further development of the 1987 model 8v 20NE engine...

 engine and was labelled by General Motors

General Motors

General Motors Company , commonly known as GM, formerly incorporated as General Motors Corporation, is an American multinational automotive corporation headquartered in Detroit, Michigan and the world's second-largest automaker in 2010...

 as an 'Ecotec'.

The breakdown of the engine name is as follows:

X - Exhaust emissions level: 94/12/EC, stage 2

20 - 2.0 L

X - Compression ratio - 10.0–11.5:1

E - Mixture system - Injection

V - Specific version - Volume Model

The X20XEV engine featured in many Opel vehicles was frequently used in Opel Omega

Opel Omega

The Opel Omega was an executive car marketed by the German automaker Opel between 1986 and 2003 in two generations, both manufactured at Opel's Rüsselsheim, Germany plant. The first generation, the Omega A , superseded the Opel Rekord, was voted European Car of the Year for 1987, and was available...

 B, used in several models of the Opel Vectra

Opel Vectra

The Opel Vectra is a large family car that was engineered and produced by Opel. In the United Kingdom, the car was sold under the Vauxhall marque as the Vauxhall Cavalier and later as the Vauxhall Vectra, from 1995 onwards...

 B and the Opel Calibra

Opel Calibra

The Opel Calibra, also known as the Vauxhall Calibra in the United Kingdom, the Chevrolet Calibra in South America, and the Holden Calibra in Australia and New Zealand is a sports car engineered and produced by German automaker Opel between 1989 and 1997, but sold until 1999 in the UK...

.