SECTION 303-00: Engine System — General Information
2014 Mustang Workshop Manual
GENERAL PROCEDURES
Procedure revision date: 01/07/2013

Piston Inspection


Special Tool(s)
Scraper, Piston Ring Groove
303-D033 (D81L-6002-D) or equivalent

NOTICE: Do not use a caustic cleaning solution or a wire brush to clean the pistons or damage can occur.

  1. Clean and inspect the (1) ring lands, (2) skirts, (3) pin bosses and the (4) tops of the pistons. If wear marks, scores or glazing is found on the piston skirt, check for a bent or twisted connecting rod.
  1. Use the Piston Ring Groove Scraper to clean the piston ring grooves.