Ford Mustang (1999-2004) Service Manual: Piston - Ring-to-Groove Clearance
1. Inspect the piston for ring land damage or accelerated wear.

2. Measure the piston ring-to-groove clearance.
- Refer to the appropriate section in Group for the procedure.
- If out of specification, install new components as necessary. Refer to the appropriate section in Group for the procedure.

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 ...
Piston - Pin Diameter
1. Measure the piston pin diameter in two directions at the points shown.
Verify the diameter is
within specification.
Refer to the appropriate section in Group for the procedure.
If out of s ...
Other materials:
Reverse Clutch
Special Tool(s)
Dial Indicator Gauge with
Holding Fixture
100-002 (TOOL-4201-C)
Compressor, Clutch Spring
307-015 (T65L-77515-A)
Protector, Transmission
Reverse Clutch Outer Fluid
Seal
307-424
Protecto ...
Fittings - R-Clip
Material
Item
Specification
SAE 5W-20 Super Premium
Synthetic Blend Motor Oil
XO-5W20-QSP or equivalent
WSS-M2C153-
H
Disconnect
WARNING: Do not smoke or carry lighted tobacco or open flame of any
type when
working on or near any fuel- ...
Removal
CAUTION: Since the engine is not free-wheeling, timing procedures must
be followed
exactly or piston and valve damage can occur.
1. Remove the engine front cover. For additional information, refer to Engine
Front Cover in this
section.
2. Remove the cranksh ...
