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Renaultsport Megane N4 rally car (2010) first pics

Renault's added the new Megane Renaultsport N4 to its current rally range. The N4 draws on a group of heritage Renaults stretching over a quarter of a century - including the 5 GT Turbo, R11 Turbo, R21 Turbo, R19 16V, Clio Williams and Clio Renaultsport. To cope with all sorts of terrain, the Megane uses three-way adjustable shock absorbers.

Audi RS5 TDI Concept gets electric turbo and 380bhp

The Audi RS5 TDI Concept (pictured) gets an electric turbo It’s two years since Audi revealed it was working on an electric turbo to be used in a twin-turbo setup, with the electric turbo able to offer boost pressure from much lower down the rev range than a normal turbo. That has turned in to the Audi RS5 TDI Concept, where Audi has replaced the normal RS5‘s V8 with a 3.0 litre TDI engine with a small electric turbo for low rev work and a bigger turbo to do the higher rev stuff. The electric turbo works from the off to provide maximum torque of 553lb/ft from just 1250rpm, before the bigger normal turbo takes over at 3,000rpm to continue the boost.

CAR readers interview ex-F1 star David Coulthard

By Ben Whitworth (photos by Jacob Ebrey) Motor Industry 22 May 2009 11:21 In a somewhat surreal event, we caught up with David Coulthard at Goodwood circuit this week and put the best of your questions to the former Red Bull racer. Why was it surreal? Well, the Scot was hammering around the circuit in Volkswagen’s Caddy racer – a front-drive turbodiesel van that  completes in the Volkswagewn Racing Cup championships.