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

This Mercedes turns up the heat -- in your house

Mercedes-Benz brought some interesting and unusual examples of in-car connectivity tech to Las Vegas, partnering with some trendsetters in the electronics game -- namely, Nest Labs, Pebble, and Google. The connectivity and app technology will eventually make its way into the C-, the E- and the S-slass. Get it?

The Alliance on Winter Tyres: The world’s gone MAD

Philip Hammond dropped a clanger on Winter Tyres We’ve banged on about Winter tyres to anyone who’ll listen – and those that won’t – for longer than we care to remember. And we’ll continue to do so. Winter tyres can offer better grip in crappy conditions than driving an SUV.

Renault Clio GT Line costs £17,395

The Renault Clio GT Line (pictured) is a bit of a sheep in Wolf’s clothing There’s one big problem when car makers build hot hatches with go-faster bits bolted on and decent amounts of power and performance, and that’s that the demographic hot hatches appeal to are the ones least likely to be able to afford insurance premiums on a pocket rocket. Which is why we get the Renault Clio GT Line. Looking for all the world like a Clio that could take on the RenaultSport Clio 200, the Clio GT Line in fact has a 1.2 TCe petrol engine lurking under the bonnet, with a more modest 118bhp, 0-62mph of 9.9 seconds, 54.3mpg and emissions of 120g/km.