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Piston - Diameter

WARNING: This page is about a different car, the 2004 Mercury Marauder, 2004 Mercury Grand Marquis, and 2004 Ford Crown Victoria. However, it is still accessible from the selected car via links, so may be relevant.
  1. Measure the piston diameter 90 degrees from the piston pin and 42 mm down from the top of the piston at the point indicated.
    • If out of specification, install new components as necessary.
    Fig 1: Measuring Piston Diameter 90 Degrees From Piston Pin And 42 mm Down From Top Of Piston At Point Indicated
    G02753837Courtesy of FORD MOTOR CO.