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

The Bluebird DC50 is an electric supercar to celebrate land and water world speed records

The Bluebird DC50 (pictured) is an electric supercar to celebrate Campbell world speed records Don Wales has an impressive family tree – certainly when it comes to speed – with Sir Malcolm Campbell his grandfather and Donald Campbell his uncle. So it’s no big surprise that Don is plotting to celebrate the 50th anniversary of Donald Campbell’s land and water world speed records in 2014 with a new, limited edition supercar, taking time out from making Bluebirds to break the electric land speed record. But the anniversary is in 2014, so Campbell junior has decided that his celebratory supercar – the Bluebird DC50 – will be an electric supercar rather than an ICE one.

Porsche 911 GT3 RSR (2011) first official pictures

This is the latest Porsche 911 GT3 RSR, the 2011 version of the famed German sports car company’s range-topping GT racer. The 911 GT3 RSR’s 4.0-litre flat-six engine now produces 449bhp (five whole horses more than the 2010 version) thanks to ECU tweaks, a redesigned exhaust system and a modified air intake housing. Maximum engine revs are a stratospheric 9400rpm, of course it’s rear-wheel drive, and the gearbox is a six-speed sequential unit.

Automakers try to stop increase in ethanol limit to 15 percent of gasoline

Automakers are seeking to head off an EPA ruling that would allow gasoline to contain 15 percent ethanol, up from 10 percent now, and they've won some bipartisan congressional support. The two main automaker industry lobbies have argued that the U.S. Department of Energy has done insufficient testing to assure that gasoline containing up to 15 percent ethanol won't harm vehicles.