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Home >> Chevrolet >> 2016 >> Malibu LS >> Repair and Diagnosis >> External Pages >> Different car >> Section 55 (Engine Mechanical - 2.0L (LTG) Or 2.5L (LKW) - Repair Instructions - Off Vehicle) >> Repair Instructions - Off Vehicle >> Valve and Seat Grinding >> Valve Head O.D. and Chamfer Measurement Procedure

Valve Head O.D. and Chamfer Measurement Procedure

WARNING: This page is about a different car, the 2015 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
  1. Measure the valve head O.D. and chamfer (a) using an appropriate scale. Refer to Engine Mechanical Specifications (LTG) and Engine Mechanical Specifications (LKW) .
    Fig 1: View Of Valve Head O.D. & Chamfer
    GM2371865Courtesy of GENERAL MOTORS COMPANY
  2. If the valve head O.D. and chamfer is within specification, test the valve (1) for seat concentricity using Valve-to-Seat Concentricity Measurement Procedure . Reinspect the valve head O.D. and chamfer after completing the concentricity measurement if valve seat reconditioning is performed.
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