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Home >> Ford >> 2012 >> Explorer Base, 3.5 8, AWD, 6F50 >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine System - General Information >> Component Test(S) >> Piston Ring-to-Groove Clearance >> General Procedure

General Procedure

NOTE: For specifications refer to the appropriate engine mechanical article. For 2.0L GTDI, refer to the GENERAL SPECIFICATIONS , or for 3.5L Ti-VCT, refer to the GENERAL SPECIFICATIONS tables.
  1. Inspect the piston for ring land damage or accelerated wear.
    Fig 1: Identifying Piston
    G06289021Courtesy of FORD MOTOR CO.
  2. Using the Feeler Gauge Set, measure the piston ring-to-groove clearance.
    Fig 2: Measuring Piston Ring-To-Groove Clearance Using Feeler Gauge Set
    G06064083Courtesy of FORD MOTOR CO.
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