Looking to upgrade to a lightweight crank pulley? Just changing your stock pulley or crank seal? Or Maybe your are adding a ATI Super Damper! You will need this special tool kit for removing the factory crankshaft pulley. Kit includes a special bolt (B) which installs on the crankshaft, and a special puller (A) that pushes against the bolt to remove the pulley. You then also have another special tool that will pull the new pulley does not come with one. While your at it, don't forget the crank seal behind the pulley!