We visit the company's UK factory and talk to the people who design, build, and test its amazing naturally aspirated engines.

In its initial road-going form, it produced 201 horsepower and powered the Ford Sierra Cosworth RS — a homologation special we truly wished would've made it to the U.S. However, in racing trim ...

For some context, the legitimately sporty Ford Sierra RS Cosworth hit 60 in around 6.2 seconds. Does this mean the plucky Dodge is as nice to drive as a Euro Spec Sierra RS Cosworth? Heck no!

The first Ford Mustang raced by Dick Johnson is up for sale ahead of starring at this weekend’s Canberra Festival of Speed.

So how fast is it? an online magazine tested it with Graham Goode Racing, and found that the standard car’s 6.8-second 0-60mph time was cut to 6.5 seconds with the GGR ST240 kit; more telling still is ...

JF CLASSIC CARS Present an Icon In The Motoring World. A 1986 RS Ford Sierra Cosworth. Immaculate condition throughout. White In Colour. Enquiries Are Currently Welcome. SECURE TODAY.

Tata Sierra ICE gets a design inspired by its ancestor with a modern touch Tata Motors has been trying to revive the Sierra name for quite some time. The story of the second run of the SUV began ...

The Tata Sierra in its ICE (internal combustion engine) avatar closely mirrors its EV counterpart, though it features subtle changes to the grille and bumper design The Sierra ICE features an all ...

Sierra Leone has declared a public health emergency after two cases of mpox were reported. The West African country’s health minister announced the move on Monday after the second case of the ...

Jan 6 (Reuters) - Sierra Nevada Corp's space spinoff, Sierra Space, said on Monday its CEO has retired and billionaire Chairman Fatih Ozmen is filling in as interim CEO, a sudden change in ...

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Juan Manuel Sierra-Leyva was arrested near the Kenneth Fire site in Los Angeles last week. Detained by locals and handed over to police, he is in custody for a probation violation. The footage ...