Ford Mustang (1999-2004) Service Manual: Piston Inspection

Special Tool(s)

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

CAUTION: 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.

Piston Inspection

2. Use the Piston Ring Groove Scraper to clean the piston ring grooves.

  • Make sure the oil ring holes are clean.

Piston Inspection

    Crankshaft - Connecting Rod Journal Taper, Out of Round
    1. Measure the crankshaft connecting rod journal diameters in two directions perpendicular to one another at each end of the connecting rod journal. The difference in the measurements from one e ...

    Piston - Pin to Bore Diameter
    1. WARNING: Cover the end of the pin bore with a hand or shop rag when removing the retainer ring, since it has a tendency to spring out. Wear eye protection. NOTE: Piston and piston pins are a matc ...

    Other materials:

    Air Cleaner - 3.8L
    Removal and Installation 1. Remove the air cleaner outlet tube from the throttle body. For additional information, refer to Air Cleaner Outlet Pipe-3.8L in this section. 2. Disconnect the connector. 3. Remove the bolt. 4. Remove the air cleaner and d ...

    Wheel Hub - Cobra
    Special Tool(s) 2-3 Jaw Puller 205-D026 (D80L-1013-A) or Equivalent Driver 205-199 (T83T-3132-A1) Front Hub Remover Replacer 204-069 (T81P-1104-C) Hub Bearing Remover 204-081 (T83P-1104-AH2) ...

    Cylinder Head LH
    Special Tool(s) Remover, Power Steering Pump Pulley 211-016 (T69L-10300-B) Installer, Power Steering Pump Pulley 211-009 Material ...