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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1220 (Engine Mechanical - 3.1L (On-Vehicle)) >> Repair Instructions >> Valve Rocker Arm and Push Rod Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2002 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT: Coat the bearing surface of the rocker arms, rocker arm bolts, and pushrods with prelube GM P/N 1052367 (Canadian P/N 992869) or its equivalent. Install all of the components in their original location.
  1. Use the following steps in order to install the pushrods.
    1. 1.1. Coat the ends of the pushrods with prelube GM P/N 1052367 (Canadian P/N 992869) or equivalent.
    2. 1.2. Install the intake valve pushrods measure 144.18 mm (5.68 in) long.
    3. 1.3. Install the exhaust valve pushrods measure 152.51 mm (6.0 in) long.
  2. Install the rocker arms.
    NOTE: Refer to FASTENER NOTICE .
  3. Install the rocker arm bolts.

    Tighten 

    Tighten the rocker arm bolt to 19 N.m (14 lb ft). Using the J 36660-A  rotate the bolt an additional 30 degrees.

  4. Install the valve rocker arm covers. Refer to Valve Rocker Arm Cover Replacement - Left  or Valve Rocker Arm Cover Replacement - Right .
    Fig 1: Rocker Arm
    G01702649Courtesy of GENERAL MOTORS CORP.
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