engine oil FORD MUSTANG 2003 Workshop Manual

DISASSEMBLY AND ASSEMBLY OF SUBASSEMBLIES
Piston —
Pin Connecting Rod, Floating Pin
Disassembly 1. Remove the clips.
2. Remove the piston pin from the piston and connecting rod assembly.
3. Remove the connecting rod from the piston.
SECTION 303-
01D: Engine — Mach I 4.6L (4V) 2003 Mustang Workshop Manual Material
Item Specification
SAE 5W-
20 Premium Synthetic
Blend Engine 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
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ASSEMBLY
Engine
SECTION 303-
01D: Engine — Mach I 4.6L (4V) 2003 Mustang Workshop Manual Special Tool(s)
Guides, 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 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) Installer, Crankshaft Rear Oil
Seal Klj . 1 ba
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Assembly
All vehicles
1. Record the main bearing code found on the front of the engine block.
2. Record the main bearing code found on the back of the crankshaft. 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 Super Premium SAE 5W-20
Engine Oil
XO- 5W20- QSP or equivalent WSS-
M2C153-
H Motorcraft Premium Gold
Engine Coolant VC-7-
A (in
Oregon VC-7- B) (yellow color) WSS-
M97B51-
A1 Klj . 2 ba
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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.
5. Install the upper main bearings into the cylinder block and the lower main bearing into the crankshaft main bearing caps. Lubricate the main bearings with clean engine oil.
6. Install the crankshaft into the cylinder block.
7. CAUTION: Make sure the coated side of the thrust washer with the 5- mm wide oil
grooves faces the crankshaft thrust surface.
Push the crankshaft rearward and install the crankshaft thrust washer at the back of the No. 5
main boss. Klj . 4 ba
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13.
CAUTION: Do not scratch the cylinder walls or crankshaft journals with the
connecting rod.
NOTE: Make sure that the piston arrow is facing forward.
NOTE: Lubricate the piston rings, cylinder walls and connecting rod bearings with clean engine
oil.
Using the special tool push the pistons through the top of the cylinder block.
14. CAUTION: Do not scratch the cylinder walls or the crankshaft journals with the
connecting rod.
NOTE: Make sure the crankshaft is at T.D.C.
Using the special tool, install the connecting rod assemblies.
15. NOTE: The rod bearing cap bolts are torque- to-yield. Install new bolts each time they are
serviced.
Install the connecting rod bearing caps and bolts and tighten in three stages.
zStage 1: tighten to 25 Nm (18 lb- ft).
z Stage 2: tighten to 45 Nm (33 lb- ft).
z Stage 3: tighten an additional 90 degrees. Klj . 7 ba
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16. Check the connecting rod bearing clearance. For additional information, refer to
Section 303 -
00 .
17. Install the LH engine mount.
18. Install the RH engine mount.
19. Install the nuts and the windage tray.
20. Install and tighten the oil pump screen spacer. Klj . 8 ba
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procedures.
Make sure the camshaft timing sprockets are positioned correctly.
25. NOTE: The LH is shown; the RH is similar.
NOTE: Lubricate the bolt heads and threads. Use clean engine oil.
Install the LH and RH cylinder heads and tighten the bolts in six stages in the sequence shown. zStage 1: tighten to 40 Nm (30 lb- ft).
z Stage 2: tighten an additional 90 degrees.
z Stage 3: loosen the bolts a minimum of one full turn.
z Stage 4: tighten to 40 Nm (30 lb- ft).
z Stage 5: tighten an additional 90 degrees.
z Stage 6: tighten an additional 90 degrees.
26. CAUTION: Timing chain procedures must be followed exactly or damage to valves
and pistons will result.
Compress the tensioner plunger, using a vise. Klj . 10 ba
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43.
NOTE: If the engine front cover is not secured within four minutes, the sealant must be removed
and the sealing area cleaned with metal surface cleaner. Allow to dry until there is no sign of
wetness, or four minutes, whichever is longer. Failure to follow this procedure can result in
future oil leakage.
Apply silicone gasket and sealant in the locations shown.
44. Install the engine front cover. Item Part
Number Description Klj . 15 ba
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50. Install the belt idler pulleys.
51. Lubricate the front oil seal and the engine front cover with clean engine oil.
52. Using the special tool, install the front oil seal. Klj . 18 ba
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