Cylinder Block Distortion

2021 Ford Expedition Platinum, RWDSECTION Cylinder Block Distortion
WARNING: This page is about a different car, the 2020 Lincoln Nautilus. 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 .

Special Tool(s) / General Equipment 

Feeler Gauge
 

Check 

NOTE: Refer to the appropriate Engine article for the specification.
  1. NOTE: Use a Straightedge that is calibrated by the manufacturer to be flat within 0.005 mm (0.0002 in) per running foot of length, such as Snap-On® GA438A or equivalent. For example, if the Straightedge is 61 cm (24 in) long, the machined edge must be flat within 0.010 mm (0.0004 in) from end to end.

    Use a Straightedge and a Feeler Gauge Set to inspect the cylinder block for flatness. Use the General Equipment: Feeler Gauge

GFD536391Courtesy of FORD MOTOR COMPANY
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.