The Peugeot 205 Turbo 16 and MG Metro 6R4, along with a few wild concepts, spring to mind. Remember Volkswagen's bonkers W-12 Golf? Toyota recently added the GR Yaris M Concept to the list ...

The 205’s inherent brilliance can take plenty ... The same goes for the MX-5, to which BBR will fit the turbo conversion, suspension kit and interior re-trim along with the taller final drive ...