This F40 wears a period-correct LM kit and sports an aftermarket tune. It makes big power and lots of fire on the dyno.

On today's episode of Car Trek, AutoTempest challenged the guys to test their used exotic cars' power levels in a dyno test.

Mercedes-AMG Customer Racing boss Stefan Wendl is confident that the initial teething problems for its cars stemming from the introduction of torque sensors have been solved ahead of the Rolex 24.

John Lohone’s 1,169-hp all-aluminum Brodix big-block cut through Drag Week’s Pro Street NA class for the win. Here’s how he ...

While the late, modern-day Ford GT is an exceptional sports car that sells for huge prices at live auctions and online, any car collector out there will tell you the original GT40 is one of the most ...

The car is then fine tuned on the dyno for optimum performance. Time to carry out the upgrade is approximately one business day.

Ford GT40, the first to be delivered to a private customer in the UK, has just been sold for $7 million at the Kissimmee auction ...

New test centre extension at Nürburgring enhances testing and development capabilities for future electric and ...

And a few years later, Subaru came along with its own rally-inspired crossover with the Forester STI, much like the one ...

The first factory Corvette to score 435 hp came out in 1967; in 1963, the most powerful motor offered in America’s sportscar ...

***While Magnus Racing is officially hitting “pause” on its program following the Rolex 24 at Daytona, Sportscar365 understands that the team could still return for selected WeatherTech Championship ...

Keep pushing! Now the test really starts,” he yells. “Now the motivation has to come!” We pedal harder, inhale lungfuls of ...