Sunday, May 10thThough the TWR Silk Cut Jaguar team had won at Jarama, Jerez and Monza, it was World Champion Derek Bell and partner Hans Stuck that led the drivers' title chase as the championship moved to the vast open spaces of Silverstone in England.For the Autoglass 1000 race, the factory Rothmans Porsche duo were in determined mood, though Tom Walkinshaw's henchmen John Watson and Jan Lammers and equally rapid Eddie Cheever and Raul Boesel appeared confident.At speeds nearing 200 mph, the red-hot rivals battled it out round the expanses of the Northamptonshire track, and the cameras rolled to capture the action for this superb video.If anything else was needed as ingredients, how about the thrilling debut of Jaguar 5 new XJR-8LM? Being given a shake-down for Le Mans, Martin Brundle and John Nielsen were on hand to put the new modeI through its paces.But could the Porsche 962Cs get back into winning form? Sit back and enjoy this video and discover the answer as the 210-lap race unfolds.