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Home >> GMC >> 1983 >> Forward Control 5.7 M, Automatic, 400/M40 >> Repair and Diagnosis (Single Page) >> Engine Mechanical >> Mechanical >> 5.7L V8 - VIN [L] >> Removal & Installation >> Valve Springs & Oil Seals >> Removal

Valve Springs & Oil Seals: Removal

  1. With rocker arm cover removed, remove spark plug, rocker arm and push rod of cylinder to be serviced. Install air hose with adapter in spark plug hole, and turn on air supply. Do not remove air supply until all components are reinstalled.
  2. Using valve spring compressor, compress valve spring and remove retainer locks. Release spring compressor and remove retainer, shield, spring, damper, and oil seal. See Fig 1.
    NOTE: Rotators are used on the exhaust valves.
Fig 1: Valve Spring Assembly
G91187Courtesy of GENERAL MOTORS CORP.
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