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

Boris planning war on diesel car drivers – London Mayor wants drivers of diesel cars to pay more

Boris wants to charge diesel cars an extra £10 to enter London We’ve long banged on about the nonsense of basing the cost of motoring on the Co2 emissions of cars, and it seems the London Mayor, Boris Johnson, also realises that Co2-based taxation has led to a real pollution problem. As we reported as far back as 2010, petrol cars – certainly before the introduction of Euro 6 emissions recently – are far cleaner than diesel cars when it comes to the sort of stuff that really matters – NoX and particulates. And the problem has been exacerbated by basing car taxation on Co2 emissions as lower Co2 levels have been much easier for car makers to achieve on diesel engines, which is why diesel-engined cars now account for around 50 per cent of all cars sold in the UK.

CDN-GM competition: Phase 1 now closed

Back to school. Not most students' favorite time of year, signaling both the end of summer and a return to the long days of lectures and long nights of sketching. This year, however, it also means a chance to win one of five internships, including housing, at GM's Warren, MI design studio courtesy of the GM Interactive Design Competition 2012 – if you got your entry in on time!

Tokyo Motor Show 2013 preview guide

Next week is a busy week in the world of international motor shows, as both the LA Motor Show 2013 and Tokyo Motor Show 2013 kick off with press days on 20-21 November. MSN Cars will on the ground at both shows – but here are the cars and concepts that already have us excited about the Tokyo event. The Tokyo Motor Show is Japan’s premier motoring salon, and is located at the Tokyo Big Sight exhibition centre, 3-11-1 Ariake, Koto-ku, Tokyo.