Piston Ring-to-Groove Clearance
SPECIAL TOOL(S)
 Courtesy of FORD MOTOR COMPANY
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Feeler Gauge Set 303-D027D81L-4201-A |
General Procedure
NOTE:
Refer to general specifications in the appropriate Engine article for the appropriate specification.
- 1.
Inspect the piston for ring land damage or accelerated wear.
 Courtesy of FORD MOTOR COMPANY
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- 2.
Using the Feeler Gauge Set, measure the piston ring-to-groove clearance.
 Courtesy of FORD MOTOR COMPANY
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