Don't be alarmed by the growl you'll hear when you click over to this video from Edmunds Inside Line. It's just the snarly 5.0-liter V10, they say. That's the expected powerplant for the production LF-A, the car Lexus hopes will bring it to the mattresses with Aston Martin and Porsche. Considering the specs discussed, a top-speed of 200 mph isn't unreasonable to expect from this flagship car of the Lexus F (fast) performance sub-brand. Mo-sports cachet, thy name will be Lexus?

2009 Lexus LF-A Packs V10 Power [Edmunds Inside Line]

Detroit Auto Show: Latest Toyota LF-A Concept [internal]