Explore the 4-valve revolution that maximized cylinder head airflow and set a high-revving benchmark that engine builders still study today.

Before the sound fully registers, you feel it – a high-frequency vibration in the air, growing rapidly into a raw, mechanical scream that seems to tear at the very fabric of the atmosphere. It is the ...

The Ford Escort Mk2. Some say it was the greatest rally car of all time. Powered by a naturally-aspirated 2.0-liter four-cylinder Cosworth BDA engine producing up to 280 hp, and revving to 9,000 rpm, ...

Formula 1 is a very swift sport not only in terms of performance but also in regulation changes. It depends a lot on technological involvement, and it is important to give everybody the same chance of ...

In 1958, Cosworth was started by two young engineers who had a dream. Initially, Cosworth began its journey in the United Kingdom. After a two decades, the company was sold to another British ...

When Red Bull unveiled its upcoming RB17 hypercar at this year’s Goodwood Festival of Speed, the engine specifications were almost beyond belief. A 4.5-liter V-10 that screams to a redline of 15,000 ...

Following 20-or-so years of turning regular work-a-day saloons into rally and race winning machines that were just about attainable for regular Joes but lusted after like supercars by the public at ...

A Ford BDA Twin cam in an Escort RS1600. - Andrew Basterfield/Wikimedia Commons In 1969, Cosworth — still just a wee British engineering firm — took it upon themselves to shrink the cylinder-head ...