Remark: Camshaft Gears / Sprockets are not included.This item includes:1 Timing Chain lower (primary, 254 links)2 Timing Chain upper (cam to cam 2 required)1 Tensioner primary (lower tensioner)1 Tensioner right (upper, secondary)1 Tensioner left (upper, secondary)1 Guide Rail right (tensioner rail)1 Guide Rail left (fixed long rail)1 Guide Rail right (fixed short rail)1 Guide Rail left (fixed short rail)1 Cam Sprocket (intake right) - is not included1 Cam Sprocket (intake left) - is not included2 Cam Sprocket (exhaust 25 teeth 2 required) - is not included1 Crank Sprocket (29 teeth)1 GMB Water Pump w/ GasketCompatible With / Replacement For Following Models:11/29/2010-01/02/2012 FLEX 3.5L 3496CC 213CID V6 DOHC TURBOCHARGED, (24 VALVE)10/13/2010-01/02/2012 FLEX 3.5L 3496CC 213CID V6 DOHC, (24 VALVE)10/06/2010-01/02/2012 LINCOLN MKS 3.5L 3496CC 213CID V6 DOHC TURBOCHARGED, (24 VALVE)