Air-cooling is more like a retro thing today,although there are some applications where it is more suitable over liquid-cooling. These engines are simpler, noisier and also tend to run richer and all these result in a different sound than a comparable water-cooled engine would have. Follow us also on Facebook, Pinterest

The vintage car expert Hannes Oosthuizen spent over a year looking for these two cars. They really are incredibly hard to find, especially stock and in good condition. But here they are, together on track, perhaps for the first time since the 90s. Both of these cars are legends in