This below for starters.....
Secondly, going fast is a package designed for the task at hand. How is your car set up?
Is your engine a MP create engine?
What trans and stall converter do you have?
What are your rear gear ratio?
What tires are you running/size?
Tell us of your suspension parts, cars weight.
At a projected 480hp with NO2 in use, you should be able to do a whole lot better than 13's!
