For a performance street car a MP electronic conversion kit and an MSD blaster coil is all you need. Big block small block??
Year of car?
http://chucker54.stores.yahoo.net/eligpa.html

Mancini has Mancini kits that come with coil and plug wires!! new spark plugs and your off to the rodeo
http://chucker54.stores.yahoo.net/maraigspsmbl1.html

http://chucker54.stores.yahoo.net/moigsprbbl2.html

guess mopar does now too
http://chucker54.stores.yahoo.net/mope.html