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Engine Timing Chain Tensioner. Guide.

SKU: AT4Z6K297D

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About This Item

About This Item

  • Secondary.
  • An oil pressurized tensioner that keeps the chain that runs from the crankshaft to camshaft or the chain that runs from camshaft to camshaft, from becoming loose and jumping a tooth or more causing engine damage or out of sync crankshaft to camshaft timing.