Differental Cover Grand Cherokee, Cherokee, Wrangler Platinum# 43200007 on 2040-parts.com

Nissan Juke-R (2011) first official pictures

Nissan has form for creating serious bonkers mash-ups – and the new Juke-R is the latest in a long-line of go-faster humdrum models. They've dropped the turbocharged V6 from a £72k GT-R under the bonnet of a Nissan Juke, spawning a rather bonkers supercar crossover. Strictly for promotional purposes, you understand – there are no plans to sell the new Juke-R.

Mazda confirms new SkyActiv-D 1.5 litre diesel engine for next Mazda2

The next Mazda2, previewed by the Hazumi Concept (pictured) gets a new SKYACTIV 1.5 diesel The Geneva Motor Show this year saw the arrival of the Mazda Hazumi Concept which was the first view of the next generation Mazda2, due to arrive in early 2015. What the Geneva Show also revealed from Mazda was the new SkyActiv-D 1.5 litre diesel engine which is heading for deployment in Mazda’s cars, and now Mazda has confirmed the next Mazda2 will be offered with the new clean and fugal diesel. Similar to the 2.2 litre diesel already available in the Mazda 6 and Mazda 3, the new 1.5 litre offers 103bhp and 185lb/ft of torque and features a bigger homogenous lean burn range, less mechanical resistance and new insulation to improve cooling and efficiency.

Cars of the future could be powered by seawater

Water from the sea could power cars of the future, if experiments currently being trialled by the US Navy prove to be successful. According to Jalopnik, the US Naval Research Laboratory is turning carbon dioxide from seawater into hydrogen, with the hope of fuelling its jets from alternative sources. Hydrogen cars ‘on sale next year’ Zero-emissions hydrogen fuel-cell cars on sale in 2015 – Hyundai If successful, researchers predict it’ll cost between $3 and $6 per gallon – that’s approximately 40p to 80p per litre.