303-00 Engine System - General Information 2014 Fiesta
General Procedures Procedure revision date: 07/24/2012

Piston Ring End Gap

NOTE: Refer to the appropriate Section 303-01 for the specification.

  1. NOTE: Use care when fitting piston rings to avoid possible damage to the piston ring or the cylinder bore.

    NOTE: Piston rings should not be transferred from one piston to another.

    NOTE: The cylinder bore must be within specification for taper and out-of-round.

    Use a piston without rings to push a piston ring in a cylinder to the bottom of ring travel.
  1. Using the Feeler Gauge Set measure the top piston ring end gap and the second piston ring end gap
    General Equipment : Feeler Gauge