Beck/arnley 158-1026 Knock Sensor on 2040-parts.com

Infiniti M35 Hybrid revealed

The Infiniti M35 Hybrid - due to launch in 2011 The M35 Hybrid is based on the Infiniti M which was revealed recently at Pebble Beach. It will feature a 3.5 litre V6 petrol engine coupled to an electric motor by a clutch, which means the drive goes through the propshaft to the rear wheels whatever mix of power source is being used. The M35 Hybrid is a mild hybrid, with the electric motor being used to boost the petrol engine when maximum power is called for, as well as charging the battery and recovering energy that would otherwise be lost under braking and acceleration.

Win two signed Jenson Button mini crash helmets!

CAR has teamed up with McLaren sponsor Santander to bring you the chance to win one of these ace souvenirs – plus loads more prize opportunities including tickets to next year's British Grand Prix. To win one of the helmets simply answer this question: In which year was Jenson Button crowned F1 World Champion? Click here to enter For more great prizes – including signed merchandise from Lewis and Jenson, VIP tours of McLaren's HQ and 2012 weekend GP tickets  – click on the link below and check out the Competitions tab on Lewis and Jenson's Facebook page.

UK 2010 car sales analysis: winners and losers

The new car sales figures for 2010 were announced today, revealing the winners and losers in the UK's new car showrooms. Perhaps surprisingly, with the ending of the scrappage scheme in March 2010, new car registrations in Britain ended up 1.8% on 2009. That was a total of 2,030,846 cars sold as new.