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Chat live with AutoWeek executive editor Roger Hart on Friday

AutoWeek executive editor Roger Hart will field your questions at 12:30 p.m. on Friday. Roger just got back from the Amelia Island Concours d'Elegance, and he is editor of the CarLife section of the magazine.

Porsche Macan to get VW 4-cylinder engines in 2014

The new Porsche Macan (pictured) will get 4-cylinder engine options in 2014 The new Porsche Macan arrived officially just a few weeks ago, complete with a choice of six-cylinder petrol and diesel engines and prices starting at £43k. But that’s just the start. Porsche has now confirmed that, before the end of 2014, the Macan will get some more affordable engine options with both petrol and diesel 4-cylinder engines finding their way under the Macan’s Cayenne-esque bonnet.

Toyota Yaris Hybrid-R for 2013 Frankfurt Motor Show

Toyota As we predicted last week, Toyota will unveil a 400hp Yaris Hybrid-R supermini concept at the 2013 Frankfurt Motor Show next month after dedicating its appearance at the German auto expo to "the presentation of hybrid technology". The Japanese firm has been at the forefront of hybrid technology in the modern era with its eco-focused Prius family hatchback, but has also brought petrol-electric propulsion systems to the fore in top line world motorsport with its TS030 Le Mans racer. On Bing: see pictures of the Toyota Yaris Hybrid-R Find out how much a used Toyota Yaris costs on Auto Trader Powered by Toyota’s 1.6-litre Global Racing Engine and supplemented by a pair of electric motors, the Yaris Hybrid-R actually uses similar technology to the firm’s hybrid Le Mans prototype, with kinetic energy recovered under breaking ‘stored’ in a super capacitor as electricity.