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Piston - Ring-to-Groove Clearance

WARNING: This page is about a different car, the 2002 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
  1. Inspect the piston for ring land damage or accelerated wear.
    Fig 1: Inspecting Piston For Ring Land Damage
    G03429554Courtesy of FORD MOTOR CO.
  2. Measure the piston ring-to-groove clearance.
    • For 2.0L Zetec engine procedure see appropriate section in ENGINE - 2.0L ZETEC . For 3.0L (4V) engine procedure see appropriate section in ENGINE - 3.0L (4V) .
    • If out of specification, install new components as necessary. For 2.0L Zetec engine procedure see appropriate section in ENGINE - 2.0L ZETEC . For 3.0L (4V) engine procedure see appropriate section in ENGINE - 3.0L (4V).
    Fig 2: Measuring Piston Ring-To-Groove Clearance
    G03429555Courtesy of FORD MOTOR CO.