Arias Pistons 12.5:1 Compression 82mm Bore Honda B-series on 2040-parts.com

Audi A3 Sportback e-tron price and specs – costs £34,950

Audi A3 Sportback e-tron (pictured) costs £34,950 If governments are going to base car taxation on Co2 emissions, then car makers are going to build cars that ‘game’ the official tests. A perfect example of which is the new Audi A3 Sportback e-tron plug-in hybrid. It’s expensive at £34,950 (although the government bribe for plug-ins does drop the price you pay to £29,950), but thanks to its ‘up to 31 miles’ range on battery power only it comes complete with official economy of 176.6 mpg and emissions of 37g/km.

Chrysler, Nissan and GM lead industry to 8 percent gain

UPDATED--Chrysler Group, Nissan North America and General Motors led the industry to an 8 percent U.S. sales gain in August. The seasonally adjusted sales rate slipped to 12.13 million from July's 12.24 million as a stagnant economy, last week's U.S.

First Sight: Citroën C4

 The Citroen C4 is a new car that shall be formally unveiled at the Paris Motor Show in September as the replacement for the Xsara that has been quietly competing in the European C-class for six years. The C4 was previewed in Geneva with the C4 Sport (a WRX themed concept car based very closely on the production 3-door C4) and less directly with the C6 Lignage Citroen concept car of Geneva 1999 which introduced many of the new car's exterior and interior design themes on a larger vehicle concept. Sitting between the C3 and C5 in Citroen's range, the C4 platform will also be shared by Citroen's partner Peugeot for the 307 replacement.