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Home >> Chevrolet >> 2001 >> Cavalier LS, 2.2 4 >> Repair and Diagnosis >> External Pages >> Different car >> Section 95 (Engine Mechanical - 2.2L) >> Repair Instructions >> Off-Vehicle Repair Instructions >> Cylinder Head Assemble >> Tools Required

Tools Required

WARNING: This page is about a different car, the 2003 Pontiac Sunfire and 2003 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: In order to avoid damage, install the spark plugs after the cylinder head has been installed on the engine.
  1. Install NEW cylinder head plugs. Coat the plugs with Sealer GM P/N United States 12345382, GM P/N Canada 10953489, or equivalent.
    Fig 1: Installing Cylinder Head Plugs
    G01580711Courtesy of GENERAL MOTORS CORP.
  2. Inspect the valve springs. Refer to ENGINE MECHANICAL SPECIFICATIONS  for the tolerances.
  3. Look for the following conditions when inspecting the valve springs:
    • Expanded height
    • Unparallel spring ends
    • Spring tension using J 9666 
    • Any distorted springs should be replaced
      Fig 2: Inspecting Valve Springs
      G01580712Courtesy of GENERAL MOTORS CORP.
  4. Assemble the valves.
  5. Use the following steps to measure valve run out:
    1. 5.1. Apply a dab of Prussian blue on the entire valve face. Seat the valve but do not rotate it. The Prussian blue traces transferred to the valve seat are an indication of concentricity of the valve seat.
    2. 5.2. Clean all traces of Prussian blue.
    3. 5.3. Apply a dab of Prussian blue on the valve seat and repeat the check. The traces of Prussian blue transferred to the valve face indicates valve face concentricity.
    Fig 3: Checking Valve Face Concentricity
    G01580713Courtesy of GENERAL MOTORS CORP.
  6. Replace the valves, if required.
    Fig 4: Installing Valves
    G01580714Courtesy of GENERAL MOTORS CORP.
  7. Install the new valve seals. Fully seat the seals on the valve guides.
    Fig 5: Installing Valve Seals
    G01580715Courtesy of GENERAL MOTORS CORP.
  8. Install the spring.
    Fig 6: Installing Valve Springs
    G01580716Courtesy of GENERAL MOTORS CORP.
  9. Install the retainer.
  10. Using the J 8062  and the J 43963,  compress the valve spring.
  11. Install the valve keys.
  12. Slowly release the J 8062  and the J 43963  from the valve/spring assembly.
  13. Inspect for proper valve key seating.
  14. Install the cylinder head air bleed tube.

    Tighten 

    Tighten the bolts to 15 N.m (133 lb in).

    Fig 7: Installing Valve Spring Retainers & Keys
    G01580717Courtesy of GENERAL MOTORS CORP.
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