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

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.

Hyundai reveals HND-9 for Seoul Motor Show

Hyundai revealed renderings on Thursday of the HND-9, a luxury sports coupe coming to the 2013 Seoul Motor Show at the end of this month. The styling could preview the next Hyundai Genesis Coupe. Hyundai says the HND-9 represents an evolution of Hyundai's fluidic sculpture design philosophy.

2013 Audi S3 – Paris debut

Audi has revealed the new S3 with a 296bhp 2.0 litre direct injection engine which will debut at the 2012 Paris Motor Show. The new Audi S3 – which will bow in at next week’s 2012 Paris Motor Sow – will join the new 5-door A3 Sportback on Audi’s stand at Paris and lay down a firm marker for Audi’s share of the market. The new S3 gets a new 2.0 litre direct injection engine - part of Audi’s EA888 engine range – to go with its new underpinning using the same MQB platform as the latest A3 range, making the new S3 both lighter and more powerful.