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Home >> Jeep >> 2007 >> Commander Base, 4.7 P, AWD >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> 4.7L Engine (Service Information) >> Engine Block >> Rod-Piston & Connecting >> Cleaning >> Piston And Connecting Rod
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Piston And Connecting Rod

CAUTION: DO NOT use a wire wheel or other abrasive cleaning devise to clean the pistons or connecting rods. The pistons have a Moly coating, this coating must not be damaged.
  1. Using a suitable cleaning solvent clean the pistons in warm water and towel dry.
  2. Use a wood or plastic scraper to clean the ring land grooves.
CAUTION: DO NOT remove the piston pin from the piston and connecting rod assembly.
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