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Home >> Ford >> 2004 >> Excursion 6.8 S, RWD >> Repair and Diagnosis (Single Page) >> Engine Mechanical >> Mechanical >> Engine System - General Information - Excursion & F250-F550 Super Duty (Gasoline) >> General Procedures >> Cylinder Bore - Out-of-Round

Cylinder Bore - Out-of-Round

  1. Measure the cylinder bore in two directions. The difference is the out-of-round. Verify the out-of-round is within the wear limit and bore the cylinder to the next oversize limit.
    Fig 1: Measuring Cylinder Bore - Out-Of-Round
    G02770362Courtesy of FORD MOTOR CO.