All-Electric Rolls-Royce Spectre Concludes Winter Testing
All-electric Rolls-Royce concludes winter testing 55km from Arctic Circle According to Rolls-Royce, Spectre endures -40˚C temperatures at specialist facility in Arjeplog, Sweden 25% of 2.5 million km testing programme, simulating 400 years of use, now complete Rolls-Royce aluminium spaceframe Architecture...