The SSC Tuatara is an American sports car to be produced by SSC North America.According to the manufacturer, the Tuatara will use an SSC designed billet aluminum twin-charged 6.9-Litre V8 engine block that will redline at 9,200 rpm and deliver a minimum of 1,350 hp (1,007 kW) and 1,280 lb·ft (1,735 N·m) at 6,800 rpm on 91RON rated unleaded premium petrol. Its engine will be capable of higher outputs of 1,700 hp (1,268 kW). The car will weigh 2,750 pounds (1,250 kg) due to a carbon fibreconstruction (including the wheels) andaluminium crumple zones. This means it will manage a power-to-weight ratio of over 1,000 hp (746 kW) per tonne. The manufacturer claims the Tuatara will accelerate from a stop to 62 mph (100 km/h) in 2.3 seconds and the top speed is estimated to be 276 miles per hour (444 km/h).