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My buddy just pro charged his 09 challenger srt8 and put a blower cam in it to along with headers and 3" exhaust a different tune on it and a boosta pump. He went to a dyno shop tuned it and it has 580rwhp which is pretty good. His problem is when we went to the track the best he could get out of the car was [Email]12.88@111mph[/Email] it still has the stock suspension on it and tires to. He thinks it should be in the high 11s. Whats his problem. and its a 6 speed to. any help would be great. Thanks





Sorry to tell him, but they just don't run much quicker. The car is just too heavy. The 111 mph trap speed tells a lot. I could only run 112 mph with my Procharged Challenger.... Have since sold that car for a new "off-make" muscle car that is a bit easier to get to run....

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Last edited by Mr440GSS; 12/16/10 04:16 PM.