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Home >> Chevrolet >> 2000 >> Astro Van Passenger, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 945 (Engine Mechanical - 2.2L (LN2)) >> Repair Instructions >> Off-Vehicle Repair Instructions >> Crankshaft and Bearings Cleaning and Inspection (Bearing Selection) >> Bearing Selection >> Method B

Method B

WARNING: This page is about a different car, the 2003 GMC Sonoma and 2003 Chevrolet S10 Pickup. However, it is still accessible from the selected car via links, so may be relevant.

Important:  Do not mix inserts of different nominal size in the same bearing bore.

  1. Clean the used bearing inserts.
  2. Install the used bearing inserts.
  3. Place a piece of gauging plastic across the entire bearing width.
  4. Install the bearing caps.
    NOTE: In order to prevent the possibility of cylinder block or crankshaft bearing cap damage, the crankshaft bearing caps are tapped into the cylinder block cavity using a brass, lead, or a leather mallet before the attaching bolts are installed. Do not use attaching bolts to pull the crankshaft bearing caps into the seats. Failure to use this process may damage a cylinder block or a bearing cap.
  5. Install the bearing cap bolts to specification.

    Important:  Do not rotate the crankshaft.

    Fig 1: Placing Piece Of Gauging Plastic Across Entire Bearing Width
    G01977154Courtesy of GENERAL MOTORS CORP.
  6. Remove the bearing cap, leaving the gauging plastic in place. It does not matter whether the gaging plastic adheres to the journal or to the bearing cap.
  7. Measure the gauging plastic at the widest point with the scale printed on the gaging plastic package.
  8. Remove the gauging plastic.
  9. Select a set of bearing inserts that will produce the desired clearance.