It’s now 25 years since the Renault Sport Clio V6 street car entered production ... ‘The V6 was first revealed at the Paris motor show in October ’98,’ explains Marvin.

The latest development to emerge from the environmentally-aware French marque is Renault's least polluting production car ever – a diesel-powered Clio emitting just 98 grams of CO2 per kilometre.

The Renault Sport Clio V6 is one of those cars that just seemed to slip through the net. Little other explanation could be given for a major manufacturer letting such a remarkable creation reach ...