Here are other details gleaned from the media info:

-- The engine is a new-design 6.5-liter V12, rated at 700 hp at 8,250 rpm and 509 lb-ft of torque at 5,500 rpm. Lamborghini says the engine weighs 518 pounds. The 6.5-liter V12 in the Murciélago was rated at 631 hp.

-- The Aventador uses a seven-speed, dual-clutch transmission. Lamborghini says gear changes occur in 50 milliseconds.

-- With a curb weight of 3,472 pounds, the Aventador has a power-to-weight ratio of 4.96 pounds per horse. Lamborghini says the run from 0 to 62 mph takes 2.9 seconds. Top speed is 217 mph.

-- The exterior dimensions are an overall length of 188.2 inches, a wheelbase of 106.3 inches, a width of 89 inches, and a height of 44.7 inches.

-- The passenger-cell monocoque is made from carbon fiber and weighs just 325 pounds. Aluminum subframes attach to the front and rear of the monocoque, boosting weight to 505.9 pounds.

-- A Drive Select Mode system changes the characteristics of the engine, transmission, steering and suspension. There are three settings--Strada (road), Sport and Corsa (track).