2003 FORD MUSTANG timing

removed and the cylinder heads are installed is the crankshaft or the camshaft to be
rotated. Severe piston and valve damage will occur.
CAUTION: Rotate the crankshaft counterclockwise only. Do not rotate past position
shown or severe piston or valve damage will occur.
Using the special tool, position the crankshaft.
7. Remove the special tool.
8. Install the crankshaft sprocket with the flange facing forward.
9. NOTE: LH timing chain shown; RH similar.
Install the LH timing chain onto the crankshaft sprocket, aligning the one copper link on the
timing chain (6268) with the slot on the crankshaft sprocket.
10. Verify the camshaft sprocket to copper link alignment. Klj . 5 ba
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11.
NOTE: LH shown; RH similar.
Position the tensioner arms and tensioners, and install the bolts.
12. Remove the retaining clips from the timing chain tensioners.
13. Position the crankshaft sensor ring on the crankshaft.
14. Install the engine front cover. For additional information, refer to Engine Front Cover in this
section. Klj . 6 ba
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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
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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
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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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10. Remove the special tool.
11. Install the left timing chain for the left side or both timing chains for the right side. For additional
information, refer to Timing Drive Components in this section.
12. Install the roller followers. For additional information, refer to Camshaft Roller Follower in this
section. Klj . 7 ba
72003 Mustang Workshop Manual
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60. Remove the crankshaft position sensor pulse wheel.
61.
NOTE: Make sure the base circle of the camshaft is facing the roller follower being removed.
Using the special tool, remove the 32 roller followers.
62. Remove the bolts and the RH and LH timing chain tensioners.
63. Remove the RH and LH timing chain tensioner arms. Klj . 17 ba
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64. Remove the RH and the LH timing chains and the crankshaft sprocket.
65. Remove the bolts and the RH and LH timing chain guides.
66.
NOTE: Cylinder head bolts are not to be reused. Discard the bolts.
Remove the bolts and the RH and LH cylinder heads.
67. Remove the bolts and the oil pump screen and pickup tube (6622). Klj . 18 ba
232003 Mustang Workshop Manual
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