1170rwhp Twin Turbo Street Viper 9.47 on drag radials

Heffners twin turbo viper goes 9.47@147 on drag radials http://www.gsmvro.com

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Street Dodge Viper twin turbo 1700hp drag race.
In car camera street dodge viper twin turbo 1700 hp 1/4 mile. Powered by Heffners Performance.





2000 HP Twin Turbo Viper 7.83@175.98 mph
Heffner's Twin turbo Viper at Bradenton December 2007 runs 7.83@175.98 mph http://www.gsmvro.com





Viper GTS Twin Turbo (7.47 @ 199 mph ) vs 1955 Chevy - Drag Race - Road Test TV
7 second Viper GTS Twin turbo runs a built 8 second 1955 Chevy. For more race videos go to: http://www.youtube.com/user/roadtesttv Hope you enjoy.





Viper on drag radials runs 10.28's 1/4 Mile
Roe supercharged 10 pounds of Boost cam 17 rockers headers and meth pushing 686 hp/765 ftlbs of torque at the wheels tuned by Frank Smith out of Maryland!!




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