FITMENT: The cam position sensor compatible for 1997-2010 for F450, 2003-2008 for E150 E250 E350,1997-2014 for Expedition, 2002-2010 for Explorer, 2000-2005 for Excursion, 1996-2016 for , 2006-2008 for Mark , 1998-2014 for Navigator, 1992-2010 for Mercury Grand Marquis. PART NUMBER: PC643, 1800527, 907722, 1W7Z6B288A, 1W7Z6B288AA, 1W7Z6B288AB, F1AZ6B288A, XC3Z6B288AA, XR822550, XR83303, XR849456. FUNCTION: Camshaft sensor is an electronic device used in an engine that measures the rotation and position of the camshaft and feeds the data to the vehicle's engine control module. uses this data to control when to spark and fuel for the best engine efficiency. when the cam sensor fail it can lead to vehicle intermittent stalling, hard to start, CEL comes on, uneven acceleration, engine misfires or vibrates, you maybe need to replace it. DIRECT REPLACEMENT: Our engine camshaft position sensor is designed to directly replace the accessories in your vehicle.Use plug -in installation method, you can easily install our sensor without the need for extensive adjustments or settings. The actual product may have slight color difference or difference, which not affect the use Colour:Black Material:plastic Package Contents: 2 x Camshaft Position Sensor Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.