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hennessey chevrolet corvette zr1

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    Hennessey unveils 705 HP Corvette ZR700 upgrade

    Click above for a high-res photo of the Hennessey Corvette ZR700
    Not satisfied with the 638 horsepower on tap in your Chevrolet Corvette ZR1? Hennessey Performance has the solution. They've come up with a tuning package that includes a smaller supercharger pulley that increases boost from 11 to 14 ...


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