2003 FORD MUSTANG engine oil

31. Tighten the bolts in three stages in the sequence shown:
zStage 1: Tighten to 20 Nm (15 lb- ft).
z Stage 2: Tighten to 40 Nm (30 lb- ft).
z Stage 3: Tighten to 50 Nm (37 lb- ft).
32. CAUTION: Do not loosen all of the bolts at one time. Each bolt must be loosened
and tightened prior to working on the next bolt in the sequence.
Tighten the bolts in four stages in the sequence shown: short bolts numbered 2, 4, 6 and 8:
zStage 1: Tighten to 25 Nm (18 lb- ft).
z Stage 2: Tighten an additional 180 degrees.
Long bolts numbered 1, 3, 5 and 7:
z Stage 3: Tighten to 45 Nm (33 lb- ft).
z Stage 4: Tighten an additional 180 degrees.
33. NOTE: Lubricate the valve tappets with clean engine oil prior to installing.
Install the valve tappets. Klj . 11 ba
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z
Install the valve tappets.
z Install the tappet guide plates and retainers.
z Install the bolts.
34. NOTE: Lubricate the push rods with clean engine oil prior to installation.
Install the 12 push rods.
35. Install the 12 rocker arms. For additional information, refer to Rocker Arm in this section.
36. NOTE: Use pipe sealant with Teflon® on studs No. 4 and 6, and bolt No. 12.
Using a new gasket, install the engine front cover. Tighten the nuts and the bolts in the
sequence shown. zInstall a 135.5 mm (5.42 in) stud at location No. 5 and tighten to 7 Nm (62 lb- in).
z Install a 137 mm (5.48 in) stud at locations No. 4, 6, 7 and 10, and tighten to 7 Nm (62 lb-
in).
z Using a new gasket, install the water pump.
z Tighten bolt No. 12 to 10 Nm (89 lb- in). All other nuts and bolts are to be tightened to 28 Klj . 12 ba
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Nm (21 lb-
ft).
37. NOTE: Lubricate the parts with clean engine oil before assembly.
Using the special tool, install the front crankshaft seal.
38. Install the crankshaft position sensor.
39. Apply a bead of silicone gasket and sealant to the keyway in the crankshaft damper. Using the special tool, position and install the crankshaft damper. Klj . 13 ba
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63. Connect the engine oil pressure sender electrical connector.
64. Connect the camshaft position (CMP) sensor electrical connector.
65. Connect the cylinder head temperature (CHT) sensor.
66. Install the fuel injectors and the fuel injection supply manifold as an assembly. For additional
information, refer to Section 303 - 04A .
67. Install a new upper intake manifold gasket. Klj . 21 ba
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87.
NOTE: Lubricate the crankshaft rear seal lips with clean engine oil prior to installation.
Assemble the special tools and the crankshaft rear seal.
88. Install the special tools on the rear of the crankshaft.
89. Install the crankshaft rear seal. Tighten the center jack screw (303- S560) until the spacer (303-
561) contacts the engine block. Klj . 27 ba
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INSTALLATION
Engine
Installation
All vehicles
1. Install the separator plate and the flywheel.
2. Using the special tools, position the engine in the vehicle.
SECTION 303-
01A: Engine — 3.8L 2003 Mustang Workshop Manual Special Tool(s)
Heavy Duty Floor Crane
014-
00071 or equivalent Spreader Bar
303-
D089 (D93P-6001- A3) or
equivalent
Material Item Specification
SAE 5W-
20 Premium Synthetic
Blend Motor Oil
XO- 5W20-QSP or equivalent WSS-
M2C153-
H Klj . 1 ba
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3. Remove the special tools.
4. Raise and support the vehicle. For additional information, refer to
Section 100 - 02 .
5. Install the LH engine mount nut.
6. Install the RH engine mount nut.
Vehicles equipped with manual transmission 7. Install the transmission. For additional information, refer to Section 308 - 03A .
8. Install the transmission oil filler tube. Klj . 2 ba
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12. Install the access cover.
13. Install the oil pan drain plug.
14. Install the bracket.
15. Connect the engine ground strap.
16. Install the bracket. Klj . 4 ba
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