BMW didn’t invent the Q car with its original M5, but it had a good go at making it more mainstream and far more usable.
For years, BMW had the super-saloon market pretty much to itself thanks to this car, which was born because of the Bavarian firm’s realisation that not all fast drivers wanted to show off.
As a result it fitted the Ml’s 286bhp powerplant under the bonnet (less the dry-sump lubrication) to give Porsche 911 performance in a practical family saloon bodyshell. The rest is history.
The E28 M5’s predecessor was the M535i, which was the first road car developed by BMW’s Motorsport division, after the ill-fated track-focused Ml