Ford Mustang (1999-2004) Service Manual: 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.

Piston - Selection

2. NOTE: For precision fit, new pistons are divided into three categories within each size range based on their relative position within the range. A paint spot on the new pistons indicates the position within the size range.

Choose the piston with the correct paint color.

  • Refer to the appropriate section in Group for the procedure

Piston - Selection

    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 ...

    Piston - Ring End Gap
    CAUTION: Use care when fitting piston rings to avoid possible damage to the piston ring or the cylinder bore. CAUTION: Piston rings should not be transferred from one piston to another. NOTE: Cylin ...

    Other materials:

    Master Cylinder Priming - In-Vehicle or Bench
    WARNING: Brake fluid contains polyglycol ethers and polyglycols. Avoid contact with eyes. Wash hands thoroughly after handling. If brake fluid contacts eyes, flush eyes with running water for 15 minutes. Get medical attention if irritation persists. If take ...

    Safety Belt Buckle - Rear Seat
    Removal 1. Remove the rear seat cushion. 2. Remove the bolt and the safety belt buckle. Installation 1. NOTE: LH and RH rear seat safety belt buckles have different anchor plates. Make sure correct part is used when installing buckle and anchor plate in th ...

    Planetary Gear Support Assembly and Planetary One-Way Clutch
      Disassembly and Assembly 1. NOTE: Inspect the outer and inner races for scores or damaged surface areas where rollers contact the races. Inspect the rollers and springs for excessive wear or damage. Inspect the spring and cage for bent or damaged ...