WATCH: How an F1 car is built and made ready for the track

Have you ever wondered how a Formula 1 car is built from the ground up? Over 14,000 parts make up some of the most complex engineered cars in motorsport.

It takes a lot to get two of the them ready for a Grand Prix season, with Sauber going behind the scenes to show how much work goes into the process.

Pre-season a lot of teams like to release audio depicting the 'first start up' of their new challenger. But what many do not know is how much work goes into these fire ups from the beginning.

Take a look at this behind the scenes for the Alfa Romeo C43 ahead of this years season.

Check out the video below.