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

Concept Car of the Week: Ford Mustang RSX Concept (1979)

In the late ‘70s, Ford commissioned carrozzeria Ghia to build a concept car based on the Fox platform to help promote its third generation Mustang. Probably inspired by the Escort RS's success at the World Rally Championship, the concept was dubbed RSX – standing for Rally Sport Experimental – and the Fox platform-based Mustang was modified as a rally car. To improve the handling, the wheelbase from the Fox was shortened by 142mm, the track was widened by around 25mm at the rear while the ride height was increased for off-tarmac stages of European rallies.

New Mazda3 to drive 9,300 miles from Hiroshima, Japan, to Frankfurt, Germany

The new Mazda3 (pictured) is trekking from Hiroshima to Frankfurt If you’re going to set a challenge for a new car, a drive from Hiroshima to Frankfurt – 9,300 miles – is probably one designed to show any flaws. And that’s exactly what Mazda are doing with the new Mazda3. The ‘Mazda Route3 – Hiroshima to Frankfurt Challenger Tour 2013′ will see eight new Mazda3s setting off from the Mazda factory in Hiroshima, heading for Russia, through Belarus and Poland before ending up in Frankfurt, Germany.

BMW to offer four-cylinder diesels in North America to improve fuel efficiency

BMW will offer four-cylinder diesel engines in North America as it seeks to improve fuel efficiency and match the performance of its current six-cylinder gasoline engines. BMW is considering diesels in a range of models, including its 1 series, 3 series and 5 series sedans and possibly the X3 crossover and Z4 roadster, said Tom Baloga, vice president of engineering for BMW of North America. "You're going to see it in the 3 series, and the 5 series is a good possibility," Baloga said.