Meanings of flat-four in English

Here's why: They're rear-wheel-drive sports cars with flat-four engines.

The S3 barks an entertaining libretto, a cross between a larger six and a flat-four.

They're rear-wheel-drive sports cars with flat-four engines.

The internal combustion engine is a flat-four turbocharged mill with direct fuel-injection for improved fuel efficiency and reduced emissions.

Largely engineered by Subaru, it uses a naturally aspirated 2.0-litre flat-four engine, powering the rear wheels.

Because the cylinders are arranged in two horizontally opposed banks, a flat-four is relatively wider and substantially lower than a stand-up, conventional inline-four.

The 200-horsepower flat-four engine is small, only displacing two litres, but it is tuned to rev freely and somewhat raucously, not cruise serenely.

Last year, Porsche decided to stick a new turbo flat-four engine into its Cayman and Boxster models, in place of the sonorous old flat-six.

Porsche fans and devotees of the old flat-six engine were up in arms, saying that the flat-four has a droning, graceless exhaust note and .