The search function is free! It might turn up something useful, like the thread that's raged for quite a while in General Mods...

http://www.contour.org/ubbthreads/showflat.php?Cat=&Board=genmods&Number=1178393

As well as the FAQs stickied in each forum.

You might want to take the time to do quite a bit of reading before modding your car again or posting things like this.

-Philip Maynard '95 Contour [71 STS | Track Whore] '97 Miata [71 ES | Boulevard Pimp] 2006 autocross results