This Kit Contains: 1x 2 Groove Water Pump Pulley 1x 3 Groove Crankshaft Water Pump Pulley 1x Power Steering Pump Pulley As shown in the picture above Features: 2 Groove Water Pump Pulley Finish: Natural Material: Aluminum Grooves: Double The pulley diameter is 6 9/16". The pulley is 3" tall. The bolt pattern is 2 1/8". The center hole is 5/8". Belt Type: V-Belt High Quality Easy install .