Introduction

The McLaren MP4-20 is a Formula One car that McLaren Mercedes used for the 2005 Formula One World Championship with Kimi Raikkonen & Juan Pablo Montoya drive this car during that season. The MP4-20 was the last McLaren F1 car to use a V10 engine due to the regulations banning V10s after 2005.

The MP4-20 was also the last McLaren F1 car to use West tobacco advertising, with McLaren to a non-tobacco paint scheme for the first time in the Hungarian Grand Prix that year due to the European Union ban on tobacco advertising coming into effect on 31 July 2005, The paint scheme it self changed into their drivers first name.

The MP4-20 well known as good at top speed, but not good at realibilty. Notably at 2005 European GP in Nurburgring where Kimi Raikkonen crashed out where he leading the race at last lap due to suspension failure.