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Piston Selection

WARNING: This page is about a different car, the 2020 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.

For information on Ford Color Coded Illustrations refer to OEM COLOR CODING .

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  1. Refer to specifications for piston selection. For 2.7L, Refer to: Specifications .. For 3.3L Refer to: Specifications . Refer to: Specifications - Raptor . For 5.0L Refer to: Specifications .
  2. NOTE: The cylinder bore must be within the specifications for taper and out-of-round before fitting a piston.

    • Measure the cylinder bore in 2 directions.

    • Select a piston size based on the cylinder bore.

GFD458720Courtesy of FORD MOTOR COMPANY