Porsche 959 prototype to cross the block at Barrett-Jackson

When Professor Helmuth Bott arrived at the fledgling Porsche sports-car company in 1952, he was in his late 20s. The young engineer's first assignment was setting up a gearbox test stand for the company's new all-syncromesh Type 519 transaxle. Thirty-one years later, he gave the go-ahead for the development of a car that was to be the ultimate bleeding edge of what Porsche knew about building a rear-engined sports car.

Please, can someone buy this Canary Yellow Bugatti Veyron Grand Sport?

Canary Yellow Bugatti Veyron Grand Sport - now in Qatar looking for a buyer The Canary Yellow Bugatti Veyron Grand Sport from the Dubai Motor Show has turned up at the Qatar Motor Show. It obviously didn’t sell. Back in November, Bugatti took a trio of Veyron Grand Sport models to the Dubai Motor Show, all decked out with a host of options from Bugatti’s endless ‘extras’ list in the hope of making a dent in the still 100+ Grand Sports they have left to build.

Le Mans 24-hour race 2010: CAR's guide to the classes

This year, teams are split into two categories: Prototype and Grand Touring. The former are cars created specifically for endurance racing, the latter are homologated from road cars. Each category is then split into two further disciplines – one a higher performance grade, the other slightly lower.