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

Concept Car of the Week: Porsche Tapiro (1970)

By the late 1960s it was time for Porsche to create a new car that would replace its ageing entry-level model, the 912. Its sister company Volkswagen also needed a sports coupe to replace the Karmann Ghia and so the two brands joined together to develop what would become the Porsche 914. These days the 914 holds something of a ‘cool factor', generally considered as the ‘black sheep' in Porsche history.

2015 Mercedes S-class Coupe: The flagship has landed

Mercedes-Benz's long history building dramatic flagship coupes started with the 1952 300 S, considered a “car for the world's elite.” The 220 S Coupe followed in 1956, and the elegant W111/W112 coupes ran from '61 to '71. Over the years, the 280 SE 3.5 Coupe, SEC coupe, S600 Coupe and CL class all added to Mercedes' reputation for building gorgeous, sought-after coupes. Now comes the new S-class Coupe, making its public debut at the Geneva motor show March 4 and arriving in U.S.

Vauxhall Cascada (2012) - first photos of new cabrio

Vauxhall today confirmed it will launch a new convertible called Cascada in 2013. Although based on the running gear, it's actually longer than an Audi A5 Convertible – launching Vauxhall and Opel back into the full-size cabrio market for the first time since the 1930s. The new Vauxhall Cascada is 4.7m long, 70mm longer than an A5 cab and 225mm longer than the Astra TwinTop.