Sunday, April 8, 2012

How to Replace Exhaust Manifold on Chevrolet Corvette?

The complete detailed procedure to replace Exhaust Manifold is mentioned here.

In this chapter the details are provided to replace Chevy car model Corvette Exhaust manifold.
The procedure is mentioned with step by step instructions.

The procedure is as follows:----

Exhaust Manifold

Left Side
  1. Remove or disconnect the following:

    Negative battery cable
    Engine sight cover
    Bank 1, sensor 1 Oxygen (O 2 ) sensor from exhaust manifold
    Spark plug wires and spark plugs
    Intermediate pipe
    Catalytic converter O 2 sensor electrical connectors
    Left catalytic converter
    Exhaust manifold mounting bolts
    Exhaust manifold
To install:

The cylinder head exhaust manifold bolt hole threads must be cleaned and free of debris or threadlocking material.

  1. Install the intermediate pipe.
  2. Position the catalytic converter on the intermediate pipe but do not tighten the clamp at this time.
  3. Connect the catalytic converter O 2 sensor electrical connectors.
  4. Position the exhaust manifold with a new gasket into place.
  5. Apply a 5 mm (0.2 inch) wide band of threadlock to the threads of the exhaust manifold bolts and install.
  6. Tighten the exhaust manifold mounting bolts as follows:
    Tighten the exhaust manifold bolts as specified in the service procedure. Improperly installed and/or leaking exhaust manifold gaskets may effect vehicle emissions and/or On-Board Diagnostics (OBD) II system performance.

    1. Step 1: Tighten to 11 ft. lbs. (15 Nm). Start with the center 2 bolts and alternate side-to-side working toward the outside bolts.
    2. Step 2: Tighten to 18 ft. lbs. (25 Nm). Start with the center 2 bolts and alternate side-to-side working toward the outside bolts.
  7. Install the bank 1, sensor 1 O 2 sensor to the exhaust manifold.
  8. Install the spark plugs and wires.
  9. Install the alternator.
  10. Install the catalytic converter to exhaust manifold nuts and tighten to:

    6.0L engines 15 ft. lbs. (20 Nm).
    6.2L and 7.0L engines 37 ft. lbs.(50 Nm).
  11. Tighten the catalytic converter exhaust clamp to 15 ft. lbs. (20 Nm).
  12. Install the engine sight cover.
  13. Install the negative battery cable.
  14. Start the engine and check for leaks.

These details will help.


Car repair guide?

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