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

Audi A1 1.4 TFSI (2010) first picture

This new Audi A1 might have a long and convoluted name – it's the A1 1.4 TFSI (136 kW) – but it's not an Audi S1 by another name. While everyone has been expecting a hot version of the A1 to be unveiled at next week's Paris motor show (and this is it), it's not dubbed S1 because there's an even hotter version of the A1 still to come. Meanwhile, this first tuned and tweaked version of the A1 uses the same engine as the VW Polo GTI, Skoda Fabia vRS and Seat Ibiza Cupra.

Porsche 911 Turbo Cabriolet revealed with 197mph top speed

Porsche has revealed the new 911 991 Turbo Cabriolet and Turbo S Cabriolet range – a 197mph open-top Porsche 911. Boasting 520hp even in standard Turbo guise, and a huge 560hp in Turbo S form, the new 911 991 Turbo Cabriolet range follows hot on the heels of the new 911 991 Turbo coupe range, which MSN Cars drove back in August. Click on the image above to see how Porsche has turned a hard-top Turbo into an open-top barnstormer…

Porsche Cayenne S Hybrid revealed

The Porsche Cayenne S Hybrid - V8 performance and 31mpg We brought you details on the Porsche Cayenne Hybrid back in February, but Porsche has just issued a press release confirming the details. Porsche are claiming their heritage is the Hybrid car. Ferry Porsche developed a Hybrid car in 1900, linking a 15bhp four cylinder engine to an 80 volt dynamo.