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:

    Output Shaft
    Special Tool(s) Pinion Bearing Cone Remove 205-D002 (D79L-4621-A) or Equivalent Spiral Snap Ring Replacer 308-096 (T85P-7025-A) Disassembly 1. Using the special tool and a press, remove the third/fourth gear synchronizer asse ...

    Audio Unit
    Torque Specifications Audio System The Mustang is available with the following audio systems: M100 CD AM/FM CDX6-AM/FM with six CD in-dash MP3 single CD AM/FM (optional) The M100 system is equipped with four premium speakers. The CDX6 six ...

    Countershaft Bearing
    Special Tool(s) Remover, Drive Pinion Bearing Cone 205-D002 (D79L-4621-A) or equivalent Installer, Drive Pinion Bearing Cone 205-011 (T57L-4621-B) Disassembly and Assembly 1. Cut the outer cage, then remove the outer cage an ...