Ford Mustang (1999-2004) Service Manual: Index Card
Place an index card or a piece of paper between the weatherstrip and the sealing surface, then close the door. Slowly withdraw the index card or paper after the door is closed and check the amount of pressure on the weatherstrip. There should be a medium amount of resistance as it is withdrawn.
Continue around the entire seal area. If there is little or no resistance, this indicates insufficient contact to form a good seal. At these points, the door, the glass, or the weatherstrip is out of alignment.

Tracing Powder
Tracing powder is used to check both the uniformity of contact and the
tension of a seal against its
sealing surface. These tests are usually done when a suspected air leak/noise
appears to originat ...
Noise, Vibration and Harshness (NVH) (Diagnosis and Testing)
Special Tool(s)
ChassisEAR
107-R2102 or equivalent
Electronic Vibration Analyzer
100-F027 (014-00344) or
equivalent
EngineEAR
107-R2100 or equivalent
...
Other materials:
Piston
Material
Item
Specification
Super Premium SAE 5W-20
Motor Oil
XO-5W20-QSP or equivalent
WSS-M2C153-
H
Disassembly
1. Press the piston pin out of the connecting rod and piston assembly.
2. Remove the connecting rod from the piston.
3. ...
Removal
1. Disconnect the battery negative cable.
2. Drain the engine cooling system.
3. Remove the LH exhaust manifold. For additional information, refer to
Exhaust Manifold-LH in
this section.
4. Remove the lower intake manifold. For additional informatio ...
Valve - Springs, Retainer and Valve Stem Seal
Special Tool(s)
Compressor, Valve Spring
303-452 (T93P-6565-AR)
Installer, Valve Stem Oil Seal
303-383 (T91P-6571-A)
Compressor, Valve Spring
303-567 (T97P-6565-AH)
Spacer, Valve Spring
Compressor
303 ...
