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

Lexus GS 300h: Shanghai Motor Show

Offering much better economy than the GS 450h, it offers not only a viable alternative for private buyers looking for a bit of beautifully built Japanese luxury with lower running costs, but also makes the GS a much more appealing option for company car drivers – probably where most of the sales will be made. Lexus are aiming for Co2 emissions below 110g/km for the GS 300h (the IS 300h manages 99g/km) which will give headline economy around 60mpg – a third better than the GS 450h can manage. Power comes from the same hybrid drivetrain as the IS 300h, which means a 2.5 litre petrol mated to an electric motor and delivering 215bhp and o-62mph in around 8.5 seconds.

Volkswagen reveals VW Polo R-Line

VW Polo R-Line - arrives in the UK in July Volkswagen has added an R-Line trim for the Polo in the UK. Comes in 3dr or 5dr with 105PS 1.2 TSI engine. Starts at £15,195.

Subaru SHARC wins LA Design Challenge [w/video]

Subaru's SHARC (Subaru Highway Automated Response Concept) has been named the winner of the 2012 LA Design Challenge. The judges chose the futuristic drone as the best embodiment of the 'Highway Patrol Vehicle 2025' with the judges declaring that the studio captured "the vision of Design Challenge theme by combining functionality and problem-solving technology around a dynamic and plausible story" from a choice of designs from six other automotive design studios. Studios from BMW DesignWorksUSA, General Motors, Honda North America, Honda Japan, Mercedes-Benz submitted concepts that would create a highway patrol vehicle for 2025 that tackled the ‘protect and serve' aspect while considering emissions, population growth and transportation infrastructure.