FORD MUSTANG 2003 Workshop Manual

Klj . 7 ba
72003 Mustang Workshop Manual
17. 11. 2011file:///C:/Ford/2000 - 2004/tsocache/SHEF_4464/S3B~us~en~ ...

IN-
VEHICLE REPAIR
Hydraulic Lash Adjusters
Removal 1. Remove the roller followers. For additional information, refer to Camshaft Roller Follower in this
section.
2. Remove the 16 hydraulic lash adjusters.
3. Inspect the roller followers. For additional information, refer to Section 303 - 00 .
Installation
1. To install, reverse the removal procedure.
SECTION 303-
01C: Engine — Cobra 4.6L (4V) 2003 Mustang Workshop Manual Klj . 1 ba
12003 Mustang Workshop Manual
17. 11. 2011file:///C:/Ford/2000 - 2004/tsocache/SHEF_4464/S3B~us~en~ ...

IN-
VEHICLE REPAIR
Camshaft Roller Follower
Removal and Installation 1. Remove the left and right valve cover (6582). For additional information, refer to Val ve Cover LH and
Valve Cover RH in this section.
2. Position the piston of the cylinder being repaired at the bottom of the stroke and camshaft lobe at base circle.
3. Using the special tool, compress the intake valve spring and remove the roller follower.
4. Using the special tool, compress the exhaust valve spring and remove the roller follower.
5. Repeat Steps 2, 3 and 4 to remove all the necessary roller followers. Inspect roller finger followers and camshafts. For additional information, refer to Section 303 - 00 .
6. To install, reverse the removal procedure.
SECTION 303-
01C: Engine — Cobra 4.6L (4V) 2003 Mustang Workshop Manual Special Tool(s)
Compressor, Valve Spring
303-
452 (T93P-6565- AR) Klj . 1 ba
22003 Mustang Workshop Manual
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Klj . 2 ba
22003 Mustang Workshop Manual
17. 11. 2011file:///C:/Ford/2000 - 2004/tsocache/SHEF_4464/S3B~us~en~ ...

IN-
VEHICLE REPAIR
Camshaft
Removal 1. Remove the roller followers. For additional information, refer to Camshaft Roller Follower in this
section.
2. Remove the LH timing chain (6268) for the LH side and both timing chains for the RH side. For additional information, refer to Timing Drive Components in this section.
3. Install the special tool.
4. Remove the exhaust camshaft sprocket (6250) and the intake camshaft bolt, washer and spacer.
SECTION 303-
01C: Engine — Cobra 4.6L (4V) 2003 Mustang Workshop Manual Special Tool(s)
Holding Tool, Camshaft
303-
446 (T93P-6256- AHR)
Material Item Specification
Super Premium SAE 5W-20
Engine Oil
XO- 5W20- QSP or equivalent WSS-
M2C153-
H Klj . 1 ba
72003 Mustang Workshop Manual
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5. Remove the special tool.
6. Compress the tensioner (6L266) and install a lock pin.
7. Remove the timing chain, the sprocket, and intake camshaft sprocket spacer.
8.
NOTE: LH shown; RH similar.
Remove the bolts. Klj . 2 ba
72003 Mustang Workshop Manual
17. 11. 2011file:///C:/Ford/2000 - 2004/tsocache/SHEF_4464/S3B~us~en~ ...

9.
CAUTION: The outer bolts on the outer cam bearing cap (exhaust) are longer and
must be returned to the same location or engine damage may occur.
NOTE: Identify the camshaft to cylinder head location. Caps are not interchangeable.
Remove the bolts and the camshaft bearing cap assemblies.
10. Remove the camshafts (6250). Klj . 3 ba
72003 Mustang Workshop Manual
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Installation
1. NOTE: LH shown; RH similar.
Install the camshafts. zLubricate the camshafts with clean engine oil.
2. Install the camshaft bearing cap assemblies and tighten the bolts in the sequence shown. Klj . 4 ba
72003 Mustang Workshop Manual
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3. Install the bolts.
4.
CAUTION: Timing marks must be at 12 o'clock and indexed at 6 o'clock.
Install the camshaft sprockets and the chain as an assembly.
5. Remove the lockpin from the chain tensioner. Klj . 5 ba
72003 Mustang Workshop Manual
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6. Install the special tool.
7. Install the camshaft spacer, washer and bolt and hand-
tighten the bolt.
8. Install the camshaft sprocket, washer and bolt, and hand- tighten the bolt.
9. Tighten the bolts in two stages: zStage 1: Tighten to 40 Nm (30 lb- ft).
z Tighten an additional 90 degrees. Klj . 6 ba
72003 Mustang Workshop Manual
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