It’s been a big week for high-wattage debuts at the Geneva Motor Show, but we’ve saved the best for last:

The convertible concept version of Lamborghini’s new supercar

Feast your optics on the Aventador J, the convertible concept version of Lamborghini‘s wicked new supercar, which we got intimate with in Rome last summer.

 

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Lamborghini’s ever-dapper CEO, Stephan Winkelmann,unveiled the outrageous automobile with the help of a bevy of pneumatic beauties.

The new machine is powered by a pulse-racing 700 hp engine

Billed as “the most uncompromising open super sports car of its entire history,” the marque’s new machine is powered by a pulse-racing 700 hp engine capable of over 185 mph.

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Lamborghini’s engineers never do anything by halves, so they decided to not only do away with the roof but also the front windshield.

The experience of blasting along at that speed alfresco

This means you have to dress a bit like an astronaut when you drive it, but Lamborghini assures us the experience of blasting along at that speed alfresco will be well worth it.

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Helping to move it along at ridiculous velocity is “Carbonskin,” a brand-new carbon fiber material developed by Lamborghini for the interior to make the vehicle as lightweight as possible.

Dispenses with such wussy conveniences as navigation and A/C

And in that same spirit of hell-for-leather, the Aventador J dispenses with such wussy conveniences as navigation, air-conditioning and a stereo.

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As if you could—or would even want to—hear anything over the lyrical roar of its engine…