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.

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 - 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:
Installation
1. NOTE: If the oil pan is not secured within four minutes, the
sealant must be removed and the
sealing area cleaned with metal surface cleaner. Allow to dry until there is
no sign of wetness,
or four minutes, whichever is longer. Failure to follow this ...
911 Assistâ„¢
WARNING: Unless the 911 Assist setting is set on prior to a
crash, the system will not dial for help which could delay
response time, potentially increasing the risk of serious injury or death
after a crash.
WARNING: Do not wait for 911 Assist to make an emerg ...
Manual
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
persist ...
