Heat range (22 is colder than 32).
Center electrode - fine wire (FS) vs. broad tip (PP). Both are platinum ground and electrode.
You have a 2000 SVT - get the 22s as that heat range is appropriate for your engine.
Oh yeah, and shorten that sig; it's obnoxious.
Last edited by PA 3L SVT; 09/09/02 11:46 PM.
