The Duratec is a range of four

Straight-4

The inline-four engine or straight-four engine is an internal combustion engine with all four cylinders mounted in a straight line, or plane along the crankcase. The single bank of cylinders may be oriented in either a vertical or an inclined plane with all the pistons driving a common crankshaft....

, five, and six-cylinder gasoline

Gasoline

Gasoline , or petrol , is a toxic, translucent, petroleum-derived liquid that is primarily used as a fuel in internal combustion engines. It consists mostly of organic compounds obtained by the fractional distillation of petroleum, enhanced with a variety of additives. Some gasolines also contain...

 engines produced by the Ford Motor Company

Ford Motor Company

Ford Motor Company is an American multinational automaker based in Dearborn, Michigan, a suburb of Detroit. The automaker was founded by Henry Ford and incorporated on June 16, 1903. In addition to the Ford and Lincoln brands, Ford also owns a small stake in Mazda in Japan and Aston Martin in the UK...

, used in Ford

Ford Motor Company

Ford Motor Company is an American multinational automaker based in Dearborn, Michigan, a suburb of Detroit. The automaker was founded by Henry Ford and incorporated on June 16, 1903. In addition to the Ford and Lincoln brands, Ford also owns a small stake in Mazda in Japan and Aston Martin in the UK...

, Mazda

Mazda

is a Japanese automotive manufacturer based in Fuchū, Aki District, Hiroshima Prefecture, Japan.In 2007, Mazda produced almost 1.3 million vehicles for global sales...

, Volvo

Volvo Cars

Volvo Car Corporation, or Volvo Personvagnar AB, is a Swedish automobile manufacturer founded in 1927, in Gothenburg, Sweden. It is owned by Zhejiang Geely Holding Group. Volvo was originally formed as a subsidiary company to the ball bearing maker SKF. When Volvo AB was introduced on the Swedish...

, Caterham

Caterham Cars

Caterham Cars is a manufacturer of specialist lightweight sports cars based in Caterham, Surrey, England and part of the British motor industry. Their only current model, the Caterham 7 , is a direct evolution of the Series 3 Lotus Seven designed by Colin Chapman and originally launched in 1968. A...

, Morgan

Morgan Motor Company

The Morgan Motor Company is a British motor car manufacturer. The company was founded in 1910 by Harry Frederick Stanley Morgan, generally known as "HFS" and was run by him until he died, aged 77, in 1959. Peter Morgan, son of H.F.S., ran the company until a few years before his death in 2003...

, Tiger

Tiger Racing

Tiger Racing is an English company manufacturing kit cars, formed as Tiger Cars Ltd in London in 1989 by Jim Dudley. In 1998 they moved to new premises in Cambridgeshire and changed their name to Tiger Sportscars Ltd. They are amongst the biggest kit car manufacturers, and are competitors to...

, Ginetta

Ginetta Cars

Ginetta Cars is a Garforth, Leeds, West Yorkshire based British specialist builder of racing and sports cars.-20th century:Ginetta was founded in 1958 by the four Walklett brothers in Woodbridge, Suffolk...

 cars and by specialist engine tuner Cosworth

Cosworth

Cosworth is a high performance engineering company founded in London in 1958, specialising in engines and electronics for automobile racing , mainstream automotive and defence industries...

.

Originally there was a 2.5 L V6 introduced with the Ford Mondeo

Ford Mondeo

The Mondeo was launched on 8 January 1993, and sales began on 22 March 1993. Available as a four-door saloon, a five-door hatchback, and a five-door estate, all models for the European market were produced at Ford's plant in the Belgian city of Genk...

. When the 2000 Mondeo was introduced, the 1.8 L and 2.0 L engines became Duratecs too. Now there are engines of all sizes called Duratec. In North America, Ford uses the Duratec name on all its dual overhead cam 4- and 6-cylinder engines.