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

Subaru Cosworth Impreza STI CS400 (2010) revealed

This is the new Cosworth Impreza STI CS400, a limited edition Subaru tuned and tweaked by one of F1’s most famous names. It costs nearly £50k, and will hit 62mph in 3.7 seconds. Almost – there’s 400PS, so 395bhp in our language; Cosworth removes the 2.5-litre flat-four from the STI and sets about seriously overhauling it.

Australia's Holden to cease production after 2017, GM says

General Motors, in the latest blow to Australia's auto industry, will end vehicle and engine manufacturing and scale back engineering operations in the country by the end of 2017. The company's Holden unit, a mainstay in Australia for decades, cited the high cost of manufacturing in one of the world's smallest but most competitive markets and one that has also been upended by a steady rise in imports, mostly from southeast Asia. There has been widespread speculation of the move in recent days and earlier Tuesday, in Australia, GM officials said no decision had been made.

Volvo Concept Estate photos

Last week, Volvo's Geneva Motor Show concept was teased on a Swedish raincoat company's website. This week, we've got official photos of the Concept Estate, a wagonesque vehicle set to be shown at a show that's all about the supercar. We'll see the new Ferrari California T there.