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

Infiniti's new M and hybrids at Geneva motor show

Infiniti, Nissan’s upmarket wing, can finally have a serious stab at the European luxury car market after launching its Renault-based turbodiesel V6. Its pleasingly idiosyncratic range of cars – ultra modern, finely crafted and mostly fun to drive – have been hamstrung in the showrooms by a range of V6 and V8 petrol engines which have been designed for customers in Los Angeles or Boston, not London or Berlin. Of a diesel, there has been no sign.

British drivers not prepared for winter weather

Mondial Assistance Drivers in the UK are not prepared for winter weather, despite many warnings of approaching cold conditions on the run up to Christmas. A study commissioned by AXA insurance found only 6% of motorists will use winter tyres and less than a third (31%) will carry extra supplies, such as a shovel or tow rope. MSN Cars Winter Motoring GuideFind out how much a used 4x4 costs on Auto Trader This is despite drivers spending an average of two days in isolation during 2012 due to snow, ice, rain and flooding over winter.

Google continues autonomous car tests [w/video]

Google is leading the charge towards the production of a fully autonomous car, releasing a video earlier this week of the car being tested on a programmed route. Steve Mahan, who is 95 per cent blind, successfully tested the car with Google engineers and a member of the local police close at hand should something go awry. Google kitted out a Toyota Prius with its software, taking the shape of a spinning cylinder on the car's roof, which senses traffic or activity close to the car and automatically adapts to its situation.