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

Geneva Show 2014: Hot Audi S1 arrives

ONE OF THE smallest cars on the Audi stand at the Geneva Motor Show was also grabbing the most attention, as the German firm unveiled the new S1. Based on the A1, the smallest Audi in the range, the S1 also takes inspiration from the strictly limited edition A1 Quattro that appeared in 2012. Packing a turbocharged 2.0-litre engine under its compact bonnet it is comfortably the fastest A1 in production, with a top speed limited to 155mph and 0-62mph taking 5.8 seconds.

Porsche 911 GT3 R Hybrid race car revealed

Porsche will bring its latest hybrid know-how to the racetrack in the form of the new 911 GT3 R Hybrid, revealed here for the first time prior to a planned public premiere at the Geneva auto show in early March. Developed by a team of engineers at Porsche's Weissach R&D center, Porsche plans for the stripped-out race car to act as a rolling laboratory. The German carmaker wants to explore the potential of hybrid drivetrains in a racing environment before an expected announcement that it will return to the 24 Hours of Le Mans in a factory capacity, perhaps in 2012, with a race car boasting technology based on that used in the 911 GT3 R Hybrid.

Subaru Stella

Fuji Heavy Industries, manufacturer of Subaru vehicles and aerospace-related products, today announced the introduction of the Subaru Stella, an all-new mini car for the Japanese market. The Stella follows the 'Think.Feel.Drive' message delivered by the Subaru B5-TPH concept at the Tokyo Motor Show last year, albeit in somewhat less glamorous clothes. It does, however, similarly tap into the popularity of 'green' cars, boasting the class?s most efficient engine.