The M6 with the TwinTurbo V8's mesa-flat torque curve (500 pound-feet from 1, 500-5, 750 rpm) and multiplicity of gear ratios (seven-speed dual clutch transmission, the M-DCT) adds an uncanny effortlessness to the experience.

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The combination of the free-revving V6, a feather-light clutch and precise gear feel makes the IPL a rocket to drive.

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With the car transferring power to the ground through a single-clutch mid-rear transaxle, the Vanquish doesn't cycle through gear ratios with quite as much impact as a car with a dual-clutch automatic manual transmission, the Ferrari V12, for instance, which also enjoys a 165-hp advantage.

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The short-throw six-speed manual gearbox continues to be a gear-rower's delight, though the clutch pedal throw could be a bit heavier.

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While it works well and includes a manual gear-select mode, a proper manual gearbox or a quicker-shifting dual-clutch automated manual transmission would afford livelier performance.

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You may wish the manual tranny had a sixth gear or that there were steering wheel-mounted paddle shifters for the six-speed, dual-clutch automatic.

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