Ford Mustang (1999-2004) Service Manual: 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 matched set and should not be interchanged.

Measure the piston pin bore diameter in two directions on each side. Verify the diameter is within specification.

  • If out of specification, install new components as necessary.

Piston - Pin to Bore Diameter

 

Piston - Pin to Bore Diameter

Piston -Diameter

1. Measure the piston diameter 90 degrees from the piston pin at the point indicated.

  • If out of specification, install new components as necessary.

Piston -Diameter

Piston -to Cylinder Bore Clearance

1. Subtract the piston diameter from the cylinder bore diameter to find the piston-to-cylinder bore clearance.

    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 o ...

    Piston - Selection
    NOTE: The cylinder bore must be within the specifications for taper and out-of-round before fitting a piston. 1. Select a piston size based on the cylinder bore. 2. NOTE: For precision fit, new ...

    Other materials:

    Driveline Angle Inspection
    Special Tool(s) Anglemaster II Driveline Inclinometer 164-R2402 or equivalent NOTE: An incorrect driveline angle can cause a vibration or shudder. 1. Check the vehicle for evidence or overload or sagging. Check for specified air pressures in ...

    Rear seats
    Rear Seat Entry and Exit Use the seatback release to fold the back of the front seat forward for rear seat access. This release handle is located on the upper back of the front seat. The seatback locks automatically when returned to the normal position. Use ...

    Motor - Windshield Wiper
    Removal CAUTION: The internal permanent magnets used in the windshield wiper motor are made of a glass-like material. To avoid damaging the magnets, do not strike the motor with a hammer or any other object. NOTE: The windshield wiper motor is n ...