ATI Super Damp Crank Pulley 20% OD 10RIB NO AC Ford Mustang 5.0L Coyote

This ATI Damper provides a 20% OD and is 10 RIB Design which means it will not work with a stock water pump pulley, you must use Ford 10 rib conversion kit to retain stock water pump. Otherwise, an electric pump must be used. This Damper also does NOT have provisions to run an A/C Belt. For 2014 Cobra Jet's modifications to the rear of the shell is required to make it fit.
ATI Performance Products, Inc. is proud to introduce its Super Damper for the 2011 Mustang GT with the newly released 5.0L Coyote engine. In an effort to stay ahead of the competition, ATI is the first to offer an acceptable dampening solution for this newly popular and well reviewed engine.