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Home › Isuzu › 2001 › Trooper LS, 4WD › Repair and Diagnosis (Single Page) › Engine Mechanical › Engine Mechanical › Valve Spring, Oil Controller, Valve, Valve Guide › Inspection and Repair › Valve Guide Replacement

Valve Guide Replacement

  1. Using Valve guide replacer: J-42899, drive out the valve guide from the combustion chamber side.
    Fig 1: Driving Out Valve Guide From Combustion Chamber Side
    G03323911Courtesy of ISUZU MOTOR CO.
  2. Apply engine oil to the outside of the valve guide. Using valve guide replacer J-42899, drive in a new valve guide from the camshaft side, and check the valve guide height.

    Valve guide upper end height: 13.0 mm (0.5118 in) (Measured from the cylinder head upper face)

    Fig 2: Identifying Valve Guide Height
    G03323912Courtesy of ISUZU MOTOR CO.
  3. Check the clearance. If the clearance is less than the specified value, ream the inside diameter of valve guide. Using a sharp 6 mm reamer, ream the valve guide to obtain the specified clearance.
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