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Home >> Mercury >> 1997 >> Grand Marquis LS >> Repair and Diagnosis >> Engine Performance >> Engine Adjustment >> Adjustments >> Valve Clearance >> Notes

Valve Clearance: Notes

NOTE: Valve cover(s) must be removed before performing valve adjustment. See the 4.6L article in the ENGINES section for removal and installation procedures.
NOTE: Valve clearance is not adjustable. Check clearance to isolate worn components.