(http://media.il.edmunds-media.com/wiesmann/ns/wiesmann_f34_ns_31111_196.jpg) The ultralight purist two-seater is said to be "the most extreme Wiesmann ever built." Power is supplied by a 420-horsepower 4.0-liter V8 sourced from BMW. The Spyder concept has no doors or windshield.
Source: Wiesmann Spyder Concept Looks Production-Ready (http://www.insideline.com:80/wiesmann/wiesmann-spyder-concept-looks-production-ready.html)