Ford 2003 Mustang Workshop Manual page 991

SECTION 303-01A: Engine — 3.8L
IN-VEHICLE REPAIR
Valve Springs
Special Tool(s)
Compressor, Valve Spring
303-163 (T81P-6513-A)
Material
Item
SAE 5W-20 Premium Synthetic
Blend Motor Oil
XO-5W20-QSP or equivalent
Removal
1. Remove the LH and the RH valve covers. For additional information, refer to
and Valve Cover RH
2. Rotate the crankshaft until the piston for the valve being worked on is at the top of its stroke with
both the intake valve and the exhaust valve closed.
3. Hold the valve in the cylinder head.
Remove the spark plug. For additional information, refer to
Apply a minimum of 965 kPa (140 psi) of compressed air into the cylinder.
4. CAUTION: If the components are to be reinstalled, they must be installed in the
same position. Mark the components for location.
NOTE: If a valve drops into the cylinder, remove the cylinder head. For additional information,
refer to Cylinder Head LH
Remove the rocker arms.
1. Remove the bolts.
2. Remove the rocker arms.
Specification
WSS-M2C153-
H
in this section.
or Cylinder Head RH
2003 Mustang Workshop Manual
Section 303-07A
in this section.
Valve Cover—LH
.