You still havent convinced me that there arnt cheaper ways to acomplish the same or better results.They may look cool and they probably work.Rolex- Timex. Rolex-Timex.Thats the question.For someone that was running a class racer that fractions made a differance and they were legal It would probably be worth the expense but most of the guys here are bracket racers or street strip and those might look cool for a show car but they arnt going to get the result per dollar for a bracket racer. Warn old parts and loose some weight off the nose would likely gain as much and be alot cheaper. I'm not tring to argue with anyone here. You can spend your money the way you want. I'm just tring make a point that alot can be done on these cars with out buying that latest greatest shinny Profanity Reference Deleted. We're addicted to the latest greatest advertising.