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

Supercars unleashed in Qatar

With an ensemble of acoustically harmonious supercars roaring, the scene looking fresh out “Need for Speed,” this annual gathering is simply amazing with all of the exotic rides preening in every color of the spectrum. The 2014 European Supercar Gathering took place on March 14 in Qatar and showcased some of the finest specimens from an array of brands. Naming all the cars worth naming would make us winded, but here is just a taste of what was spotted in the clip.

Smog could get worse as more people buy diesels

Britain could see an increase in smog as the popularity of diesel cars increases, warns a leading pollution expert from King’s College London. The smog-like conditions that have descended on the UK over the past week have been caused by dust blown across from the Sahara Desert mixing with harmful pollution in urban areas. This pollution comes from industry, as well as both petrol and diesel cars.

GM profits surge to $3.2 billion in first quarter

General Motors on Thursday posted net income of $3.2 billion for the first quarter, its fifth straight quarterly profit since emerging from bankruptcy. Stripping out one-time charges and gains, including $1.6 billion in income from the March sale of GM's ownership in Delphi Automotive, GM earned $2 billion before interest and taxes. GM's net income for the January-through-March period a year earlier was $865 million.