ok I don't know enough to say that it was the pulleys that caused my alternator to blow..but ugh...it sure was great timing!
I do know that even without the alternator pulley, I still have charging problems while at idle. The volts gauge flucuates, but not as much as when I had the alt pulley on.
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Elisha (Mustang Chick Extraordinaire)
1994 GT/Saleen: Cartech intake,4.10s, full exhaust, pulleys, Compucar nitrous kit 125 shot
Sold the 1986 LX sedan
http://www.geocities.com/mustangbelle_306
AOL name: GT306Chick