2003 FORD MUSTANG oil

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
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68. Remove the oil pump screen and pickup tube spacer.
69. Remove the spacers and the windage tray.
70.
NOTE: RH is shown, LH is similar.
Remove the RH and LH engine mounts.
71. Remove the bolts and remove the oil pump. Klj . 19 ba
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DISASSEMBLY AND ASSEMBLY OF SUBASSEMBLIES
Cylinder Head
Disassembly
1. CAUTION: Do not place the cylinder head (6049) flat on the bench; the valves will
bend. CAUTION: Before disassembly begins, mark the valve position on the face of each SECTION 303-
01C: Engine — Cobra 4.6L (4V) 2003 Mustang Workshop Manual Special Tool(s)
Compressor, Valve Spring
(Exhaust Side)
303-
567 (T97P-6565- AH) Compressor, Valve Spring
(Intake Side)
303-
452 (T93P-6565- AR) Holding Tool, Camshaft
303-
446 (T93P-6256- AHR) Air Operated Valve Spring
Holder
134-
R0207 or equivalent Installer, Valve Stem Oil Seal
303-
383 (T91P-6571- A)
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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4. Compress the valve spring compressor and install the key on the valves.
5.
NOTE: LH is shown, RH is similar.
Install the camshafts. zLubricate the camshafts with clean engine oil.
6. Install the camshaft bearing cap assemblies. Klj . 7 ba
112003 Mustang Workshop Manual
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DISASSEMBLY AND ASSEMBLY OF SUBASSEMBLIES
Piston
Disassembly
1. Remove the clips.
2. Remove the piston pin (6135) from the piston (6108) and connecting rod assembly.
3. Remove the connecting rod (6200) from the piston.
SECTION 303-
01C: Engine — Cobra 4.6L (4V) 2003 Mustang Workshop Manual Material
Item Specification
Super Premium SAE 5W-20
Motor Oil
XO- 5W20- QSP WSS-
M2C153-
H Klj . 1 ba
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4. Clean and inspect the piston and connecting rod. For additional information, refer to
Section 303 - 00 .
Assembly 1. NOTE: Connecting rod must be installed into piston with identification markings toward front.
Position the connecting rod in the piston.
2. Lubricate the piston pin and pin bore with clean engine oil.
3. Install the piston pin in the piston and connecting rod assembly. Klj . 2 ba
32003 Mustang Workshop Manual
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ASSEMBLY
Engine
SECTION 303-
01C: Engine — Cobra 4.6L (4V) 2003 Mustang Workshop Manual Special Tool(s)
Installer, Connecting Rod
303-
442 (T93P-6136- A) Installer, Crankshaft Vibration
Damper
303-
102 (T74P-6316- B) Installer, Front Cover Oil Seal
303-
335 (T88T-6701- A) Installer, Crankshaft Front Oil
Seal
303-
635 Installer, Crankshaft Rear Oil
Seal
303-
518 (T95P-6701- DH) Installer, Crankshaft Rear Oil
Slinger
303-
517 (T95P-6701- CH) Compressor, Valve Spring
(Intake)
303-
452 (T93P-6565- AR) Compressor, Valve Spring
(Exhaust)
303-
567 (T97P-6565- AH) Klj . 1 ba
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Assembly
NOTE:
Before assembling the cylinder block, all sealing surfaces must be free from chips, dirt, paint
and foreign material. Also, make sure the coolant and oil passages are clear.
1. Record the main bearing code found on the front of the engine block. Installer, Crankshaft Rear Oil
Seal
303-
516 (T95P-6701- BH) Compressor, Piston Ring
303-
D032 (D81L-6002- C) or
equivalent Holding Tool, Crankshaft
303-
448 (T93P-6303- A)
Material Item Specification
Metal Surface Cleaner
F4AZ-
19A536- RA or equivalent WSE-
M5B392-
A Silicone Gasket and Sealant
F7AZ-
19554- EA or equivalent WSE-
M4G323-
A4 SAE 5W-
20 Premium Synthetic
Blend Engine Oil
XO- 5W20- QSP or equivalent WSS-
M2C153-
H Motorcraft Premium Engine
Coolant
VC
-4-A (in Canada CXC- 10; in
Oregon VC- 5) or equivalent ESE-
M97B44-
A Motorcraft Premium Gold
Engine Coolant
VC
-7-A (in Canada VC-7- B) or
equivalent WSS-
M97B51-
A1 Klj . 2 ba
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