2022 Nissan 400Z engine spied: Twin-turbo V6 incoming

The Nissan Z Proto has been caught with its bonnet up, revealing key details about the powertrain of the upcoming 2022 Nissan 400Z. Sneaky photos show Nissan's pre-production Z Proto with what appears to be a 3.0-litre twin-turbo V6 derived from the Infiniti Q60, confirming long-held rumours about the sports car's powerplant.