PRODUCT REPLACEMENT:Engine Timing Chain Kit, also known as Timing Kit.Its function is to actuate the engine's valve mechanism, so that the engine's inlet and outlet valves open or close at the right time, thus ensuring the normal inlet and outlet of the engine cylinders.When you notice a rattling sound from the front of your engine,or a noisy timing chain,then you need to replace your engine timing kit. COMPATIBLE:This Timing Chain Kit For Ford For E-150 Econoline,For Ford For E-150 Econoline Club Wagon,For Ford For E-250 Econoline,For Ford For E-350 Econoline,For Ford For E-350 Econoline Club Wagon,For Ford For E-450 Econoline Super Duty,For Ford For E-450 Econoline Super Duty Stripped,For Ford Econoline Super Duty,For Ford Excursion,For Ford Expedition,For Ford For F-150,For Ford For F-250,For Ford For F-250 Super Duty,For Ford For F-350 Super Duty,For Lincoln Navigator 1997 1998 1999 2000. PACKAGE DETAILS:2x Timing Chains (122 Links/C-391),1x Crank Gear (21 Teeth/S-843),1x Tensioners (Left andamp Right UPPER),2x Timing Chain Guides Rails (Tensioner Rail-Right andamp Left),2x Timing Chain Guides Rails (Fixed Rail-Right andamp Left).
