Aston Martin's Valhalla is nearing production and undergoing final validation testing.The Valhalla prototype is being tested in Spain and the UK, evaluating high-speed runs, handling, and damper calibration.The Valhalla features a powerful V8 engine with a total output of 1,065 horsepower and a plug-in hybrid system.With a curb weight of 3,648 pounds, the Valhalla boasts a clean design and advanced aerodynamics.