do u have a stock pulley if yes put it on the car,, then rather NOW everything is alright ,, call whom ever you got the pulley from and raise hell. I had a aftermarket pulley that closed up on me ,,so i added shims 4 times i had almost 75 thousands in there and it still closed up when i called they said ,,,,sorry they used springs that weren't designed for the pulley,, sent it back to them got a new pulley so far it works ok. and with .10 shims,,,,, this is for my v8 jim