It is powered by an enhanced version of the twin-turbo V8 in the McLaren MP4-12C.
Carefully-managed turbocharging ensures that the maximum 384 lb-ft torque is available across most of the twin-turbo V6's operating range.
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The 3.8-liter, twin-turbo V8 engine shows through the rear lid of the car.
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The Vsport has a new 3.6-liter twin-turbo that puts out 420 horsepower.
More performance and efficiency in a smaller powerplant: the new twin-turbo V6 engine Increasing both performance and efficiency has long been a core Porsche philosophy.
ENGADGET: Porsche Panamera S E-Hybrid plug-in model brings 416 guilt-free horsepower
There's also a new CTS performance model, the Vsport, with a twin-turbo V-6 engine that can go from zero to 60 mph in an estimated 4.6 seconds.
When you press the GT-R's Start button, pumps and lubrication circuits come noisily to life, the forged crank twirls and the aluminum pistons of the 3.8-liter twin-turbo V6 pick up the rhythm.
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As expected, the Speed ramps up even those impressive numbers: It has the same twin-turbo 6-liter W12 powertain but gets 600 horsepower and a top speed of 200 mph (yes, 195 mph with top down).
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Stadler drove out onto the stage at the Las Vegas Hilton in an Audi e-tron Spyder concept car, a hybrid vehicle with two electric motors and a twin-turbo V6 engine, capable of zooming from 0 to 60 in just 4.7 seconds.
Yesterday, AUDI AG chairman Rupert Stadler gave his own keynote address at CES, driving out onto the stage at the Las Vegas Hilton in an Audi e-tron Spyder concept car, a hybrid vehicle with two electric motors and a twin-turbo V6 engine, capable of zooming from 0 to 60 in just 4.7 seconds.
The twin-turbo V6 replaces the naturally aspirated 4.8-liter V8 engine in the previous-generation Panamera S and Panamera 4S. The new bi-turbo engine is also used in the Executive version of the Panamera 4S. The engine's figures themselves are indicators of progress: increases of 20 hp and 15 lb-ft torque when compared to the outgoing V8 engine.
ENGADGET: Porsche Panamera S E-Hybrid plug-in model brings 416 guilt-free horsepower
This is the first year for the 6-series with the N55 engine, the twin-scroll turbo, 3.0-liter in-line six that so admirably muscles the 335i around.
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It has a 616hp V8 twin turbo engine that works rear-driven wheels and a 7-speed dual-clutch transmission.
Yes, when I stomped the pedal from a standing start in the lightweight SL 550 (the all-aluminum body shaves 300 pounds off the previous generation roadster) and engaged its monstrous twin turbo V8, I could feel the skin on my face pulling back just as when I did the same thing in a V12 Aston Martin Vantage, a feeling I cannot replicate in my own 7-year old BMW 3 series.
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