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Timing Chain: Installation

  1. Install Woodruff key in crankshaft (if removed). Using Crankshaft Sprocket Installer (J-5590), install crankshaft sprocket on crankshaft. Install camshaft sprocket and timing chain.
  2. Ensure timing marks on sprockets are aligned. See Fig 1. Install and tighten sprocket bolts to specification. Reverse removal procedure to install remaining components. Tighten all bolts to specification. See appropriate TORQUE SPECIFICATIONS table.
Fig 1: Aligning Timing Sprocket Marks
G91009Courtesy of GENERAL MOTORS CORP.
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