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.

White House pushes automakers toward 54.5-mpg target by 2025

The White House is pushing automakers to agree by Wednesday to a corporate average fuel economy target of 54.5 mpg by 2025--a figure 1.7 mpg less than the 56.2 mpg standard it floated earlier this month. The easing of the White House plan stems from a concession to makers of light trucks and SUVs, and particularly larger vehicles in that segment, such as Ford's F-150, sources said. The latest White House proposal, the most definitive of any it has put forth, calls for a 5 percent annual mileage increase for cars from 2017-2025, said industry and congressional officials who asked not to be named because their discussions with the White House are confidential.

GM to halt medium-duty truck production

Production of the Chevrolet Kodiak and the GMC Topkick medium-duty trucks will cease by July 31, General Motors said Monday. GM has spent four years searching for potential buyers for the truck business, but has decided to wind down its medium-duty truck operations. In 2007, Navistar International Corp.