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Home >> Mitsubishi >> 2014 >> Lancer ES Sportback >> Repair and Diagnosis >> External Pages >> Different car >> Section 53 (Engine Overhaul - 3.0L) >> Cylinder Head And Valves >> Inspection >> Valve Guide Replacement Procedure

Valve Guide Replacement Procedure

WARNING: This page is about a different car, the 2014 Mitsubishi Outlander. However, it is still accessible from the selected car via links, so may be relevant.
  1. Using a press, remove the valve guide toward the cylinder block.
    CAUTION: Do not install a valve guide of the same size again.
  2. Rebore the valve guide hole of the cylinder head so that it fits the press-fitted oversize valve guide.

    Valve guide hole diameters 

    0.05 oversize: 11.050 - 11.068 mm (0.4351 - 0.4357 inch) 

  3. Press-fit the valve guide until it projects by the specified amount.

    Protrusion: 16.7 - 17.3 mm (0.66 - 0.68 inch) 

    NOTE: When press-fitting the valve guide, work from the cylinder head top surface.
    NOTE: Pay attention to the difference in length of the valve guides. [Intake side: 45.5 mm (1.79 inches); exhaust side: 52.5 mm (2.07 inches)]
    NOTE: After installing the valve guides, insert new valves in them to check for smooth operation.
    Fig 1: Identifying Cylinder Head Valve Guide Protrusion
    G09663858