Ronstan Nylatron Sheave Box - Single Upright Lead Block on 2040-parts.com

Autoweek in review: What you might have missed

At the start of the week, Kia announced that it will launch a rear-wheel-drive sedan code-named the KH in the first half of 2012. U.S.-based press officials wouldn't comment on whether the KH would come stateside, despite a 36 percent increase in U.S. Kia sales in 2011.

2012 Porsche Carrera & Carrera S Cabriolet revealed

2012 Porsche 911 Carrera Cabriolet It’s only five minutes since the 2012 Porsche 911 arrived – well, Frankfurt in September – but already we’ve got the reveal of the 2012 Porsche 911 Cabriolet in Carrera and Carrera S guises, ahead of a debut at Detroit in January 2012. The stand-out feature of the 911 Cabrio – over and above the stand out features of the 2012 911 – is its new trick folding soft-top. Porsche has designed a new folding roof for the 2012 Cabriolet, which features a fabric-skinned composite panel for the top and back bits of the roof and magnesium in the frame, giving a much smoother appearance than a traditional folding roof.

Honda CR-Z at Detroit motor show 2010

Honda has today debuted the production version of its CR-Z hybrid sports coupe at the 2010 Detroit motor show. The styling is inspired by the old CRX, but under the skin the CR-Z is pure 21st century hybrid. Featuring a 1.5-litre petrol engine with 108bhp and 71lb ft torque, the CR-Z produces 122bhp and 128lb ft in total thanks to the boost provided by its IMA parallel hybrid system.