Sorry for being so clueless - new the Contour world! What are people refering to when they say they have "E1" or "E0" rims?

In any event, I am looking for some Focus SVT rims for my CSVT. Will these just bolt right on? Is the back spacing the same?

Thanks!


1999 Tropic green CSVT #867 -Custom Seat Graphics sold at:www.permatechdetroit.com -My ride:http://www.cardomain.com/memberpage/371073