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

Alfa Romeo 4C in action at the Goodwood Festival of Speed (video)

The Alfa Romeo 4C made its dynamic debut (pictured) at the 2013 Goodwood Festival of Speed The long awaited Alfa Romeo 4C finally made its debut in production spec at the Geneva Motor Show in March, and at the weekend the 4C made its dynamic debut at the Goodwood Festival of Speed. To make sure the 4C made as big an impact as possible at Goodwood, we’d expected Alfa to run up the hillclimb in the launch edition 4C, which gets plenty of extra goodies including a carbon fibre body kit and spoiler, but this 4C looked to be a standard model. But even though we’d like to have seen the launch edition with its extra carbon fibre goodies, the standard car gets exactly the same 1750cc 4-cylinder petrol engine with enough get up and go, 236bhp, to move the lightweight 4C (under 900kg) to 62mph in just 4.5 seconds.

Mercedes GLK unveiled in Beijing

By Guy Bird Motor Shows 21 April 2008 17:34 Feedback on the forthcoming Mercedes GLK has been mixed to say the least. The final production version at the Beijing motor show is – as predicted – little changed and still ugly, especially in the side profile. However, in ‘on-road’ guise it does have some saving graces… It seems so.

Heifer fuel

Unlike most people, when Michael Doyle drives past a herd of cattle grazing in a field, he doesn't see future tenderloins or T-bones. He sees fuel. The company Doyle co-owns, North Star Biofuels, is about to start production of biodiesel at a new $15 million, 20,000-square-foot plant in Watsonville, Calif., about 60 miles south of San Francisco.