BMW has announced the launch of the most powerful models in the Mini brand’s sixty year history, the Mini John Cooper Works Clubman and Mini John Cooper Works Countryman. The 225 kW/306 hp 4-cylinder turbo engine in the new Mini John Cooper Works Clubman and Mini John Cooper Works Countryman is claimed to display outstanding performance in the compact premium segment. In both models, the powerful engine is combined as standard with a new eight-speed...