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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 65 (Engine Mechanical - 6.6L (On-Vehicle)) >> Removal & Installation >> Valve Rocker Arm, Shaft & PUSHROD >> Removal

Valve Rocker Arm, Shaft & PUSHROD: Removal

WARNING: This page is about a different car, the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove lower valve rocker arm covers. See VALVE ROCKER ARM COVERS . Loosen valve clearance lock nuts on each rocker arm. Loosen valve clearance adjusting screw on each rocker arm to relieve tension on valve train.
    2. NOTE: The valve rocker arm bolts retain rocker arms on shaft. Do not remove bolts from rocker arm shaft brackets.
  2. Loosen rocker arm shaft assembly bolts evenly. Leave bolts in rocker arm shaft brackets. Remove rocker arm shaft assembly from cylinder head.
  3. Remove valve bridge pins. Remove valve bridges. Remove valve push rods. Clean all parts in a suitable cleaning solvent.
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