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

Concept Car of the Week: Mercedes-Benz C111, C111-II and C111-IID

In 1962, Mercedes-Benz launched a research program to investigate the development of the Wankel rotary engine and its potential both on the road and track. While the early mule wasn't a looker, the prototype's design continued to evolve until a public unveiling of the C111-I concept, designed by Bruno Sacco, at the 1969 Frankfurt motor show. The coupé may have looked like the systematic further development of the Sport Light models from the ‘50s with its gullwing doors, but it wasn't a design study for a new SL.

Vauxhall Astra (2009): first interior photos

By Ben Pulman First Official Pictures 18 June 2009 15:15 Vauxhall has released the first interior pictures of the new sixth-generation Astra, showing that the inside of the five-door hatch has been heavily influenced by the bigger Insignia's. The architecture broadly follows that of the Insignia, with (at least in top-spec models) a high-set sat-nav system, sitting above the audio and air-con controls and flanked by the central air vents. The air vents themselves are more angular than the items you'll find in the Insignia, and the dash itself also appears more upright.

Interior Motives Awards 2012 judges decide shortlist

The Interior Motives Awards 2012 judging panel has whittled down a huge amount of entries into this year's competition to a shortlist of potential winners. The list can be viewed here. Over 160 aspiring young designers from 47 schools in 17 countries entered the competition, reflecting the growing recognition of the importance of the Interior Motives Student Design Awards among would-be vehicle designers.