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:

    Assembly
    1. NOTE: Universal joint service kits are to be installed as complete assemblies only. Do not mix components from other U-joint kits. Install the bearing cup. 1. Start a new bearing cup into the driveshaft yoke. Check the needle bearings for correct po ...

    Locking and unlocking
    You can use the power door lock control or the remote control to lock and unlock your vehicle. Power Door Locks The power door lock control is located on the driver and front passenger door panels. A. Unlock B. Lock Remote Control You can use the remote cont ...

    Engine (Installation)
    Special Tool(s) Lifting Bracket, Engine 303-D087 (D93P-6001-A1) Lifting Bracket, Engine 303-D088 (D93P-6001-A2) Installer Set, Teflon Seal 211-D027 (D90P-3517A) or equivalent Spreader Bar 303-D089 (D9 ...