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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1443 (Engine Mechanical - 4.2L (Ll8)) >> Repair Instructions >> Off-Vehicle Repair Instructions >> Camshaft Installation >> Installation

Camshaft Installation: Installation

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    Fig 1: Identifying Camshafts
    GM637768Courtesy of GENERAL MOTORS CORP.
  1. Coat the camshaft journals, camshaft journal thrust face, and camshaft lobes with clean engine oil.
  2. Install the exhaust camshaft.
  3. Install the intake camshaft.
    4. Fig 2: Installing Camshafts
    GM748322Courtesy of GENERAL MOTORS CORP.
  4. Install J 44221  with the camshaft flats up and the number 1 cylinder at top dead center. See Special Tools and Equipment .
    5. Fig 3: Installing Camshaft Retainer Caps
    GM637767Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Install the same camshaft cap onto the same camshaft journal from which it was removed. The camshaft caps are pin stamped for direction and numerical order.
  5. Install the exhaust camshaft caps.
  6. Install the intake camshaft caps.
    7. NOTE: Refer to Fastener Notice in Cautions and Notices.
  7. Install the camshaft cap bolts.

    Tighten:  Tighten the camshaft cap bolts to 12 N.m (106 lb in).

  8. Remove J 44221  . See Special Tools and Equipment .
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