Operation CHARM: Car repair manuals for everyone.

Piston Inspection

Piston Inspection





1. CAUTION: Do not use any aggressive cleaning fluid or a wire brush to clean the piston.

Carry out a visual inspection.
^ Clean the piston skirt, pin bush, ring grooves and crown and check for wear or cracks.
^ If there are signs of wear on the piston skirt, check whether the connecting rod is twisted or bent.