Nissan 100NX N14 silhouetteN14

Oil Seal Replacement - Valve Oil Seal

EM-98prose procedure

SR engine (SR20DE/SR20DET) per SR section header.

Valve Oil Seal

  1. 1
    Remove accelerator cable.
  2. 2
    Remove rocker cover and oil separator.
  3. 3
    Remove camshafts and sprockets. Refer to "Removal" in "TIMING CHAIN".
  4. 4
    Remove spark plugs.
  5. 5
    Install air hose adapter into spark plug hole and apply air pressure to hold valves in place. Apply a pressure of 490 kPa (4.9 bar, 5 kg/cm2, 71 psi).
    Cylinder head with an air hose adapter installed in a spark plug hole. Label 'Air' with arrow indicating air pressure being applied to hold valves in place.
    SEM077D
  6. 6
    Remove rocker arm, rocker arm guide and shim.
  7. 7
    Remove valve spring with Tool. Piston concerned should be set at T.D.C. to prevent valve from falling.
    Piston concerned should be set at T.D.C. to prevent valve from falling.
    Valve spring compressor tool in use on the cylinder head to remove a valve spring. Labels 'KV10115900 Attachment' and 'KV10116200 Compressor assembly' identify the tools.
    SEM688D
  8. 8
    Remove valve oil seal.
    Cylinder head valve area showing removal of the valve oil seal, illustrating the location of the seal on the valve guide.
    SEM994C
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See also

TIMING CHAIN

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