GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2006 🢒 Corvette 🢒 Engine 🢒 Engine Mechanical - 6.0L 🢒 Valve Rocker Arm Cover Replacement - Left Side

Removal Procedure

    Object Number: 651874 Size: SH
  1. Remove the left engine sight cover. Refer to Upper Intake Manifold Sight Shield Replacement .
  2. Disconnect the generator electrical connector (1).
  3. Remove the engine wiring harness generator lead nut (3) and lead.

    4. Object Number: 697215 Size: SH
  4. Remove the ignition coil assembly. Refer to Ignition Coil Replacement .

    5. Object Number: 1408866 Size: SH
  5. Loosen the valve rocker arm cover bolts.
  6. Remove the valve rocker cover.

    7. Object Number: 490696 Size: SH
  7. Remove the gasket (1) from the rocker cover. Discard the OLD gasket.

Installation Procedure

Important: 

   • All gasket surfaces should be free of oil and other foreign material during assembly.
   • DO NOT reuse the valve rocker arm cover gasket.
   • The valve rocker arm cover bolt grommets may be reused.
   • If the positive crankcase ventilation (PCV) valve grommet has been removed from the rocker arm, install a NEW grommet during assembly.


    Object Number: 490696 Size: SH
  1. Install a NEW rocker cover gasket (1) into the valve rocker cover lip.

    2. Object Number: 1408866 Size: SH
  2. Install the valve rocker arm cover.

    3. Notice: Refer to Fastener Notice in the Preface section.

  3. Tighten the valve rocker cover bolts.

    4. Tighten
    Tighten the valve rocker arm cover bolts to 12 N·m (106 lb in).


    Object Number: 697215 Size: SH
  4. Install the ignition coil assembly. Refer to Ignition Coil Replacement .

    5. Object Number: 651874 Size: SH
  5. Connect the generator electrical connector (1).
  6. Install the engine wiring harness generator lead and nut (3).

    7. Tighten
    Tighten the engine wiring harness generator lead nut to 13 N·m (115 lb in).

  7. Install the left engine sight cover. Refer to Upper Intake Manifold Sight Shield Replacement .