Torque Solution Lightweight Crank Pulley & Install KitTorque Solution Lightweight Crank Pulley Applications: Subaru Impreza 08 11, WRX & Sti 2008+ Torque Solution has designed this crank pulley not only to improve performance but to surpass the quality of the original pulley. A critical feature of the Torque Solution pulley is its increased mounting surface area between the pulley and the crankshaft. The increased surface area distributes the contact load over a larger area, eliminating the chances of