oil FORD MUSTANG 2003 Workshop Manual

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
302003 Mustang Workshop Manual
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21. Position the oil pump and tighten the bolts in the sequence shown.
22.
NOTE: Install a new O- ring if necessary.
Install the oil pump screen cover and tube.
23. Install the cylinder head gaskets.
24. CAUTION: The camshafts must be positioned so the camshaft keyway is 90 degrees
from the valve cover gasket surface to avoid damage to valves and pistons during timing Klj . 9 ba
302003 Mustang Workshop Manual
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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
302003 Mustang Workshop Manual
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39. Position the crankshaft sensor ring on the crankshaft.
40. Install the oil pan and gasket and loosely install the bolts.
41. Tighten the bolts in the sequence shown.
zTighten to 20 Nm (15 lb- ft).
z Rotate an additional 60 degrees.
42. Install the drain plugs Klj . 14 ba
302003 Mustang Workshop Manual
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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
302003 Mustang Workshop Manual
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45. Tighten the four oil pan bolts in the sequence shown.
zStage 1: Tighten to 2 Nm (18 lb- in).
z Stage 2: Tighten to 20 Nm (15 lb- ft).
z Stage 3: Tighten an additional 60 degrees.
46. Install oil filter adapter. 1. Position the gasket.
2. Position the oil filter adapter.
3. Tighten the bolts.
4. Install a new oil filter. 1 N806177 Bolt, Hex Flange Head Pilot, M8 x 1.25 x 53
2 N806177 Bolt, Hex Flange Head Pilot, M8 x 1.25 x 53
3 N806177 Bolt, Hex Flange Head Pilot, M8 x 1.25 x 53
4 N806177 Bolt, Hex Flange Head Pilot, M8 x 1.25 x 53
5 N806177 Bolt, Hex Flange Head Pilot, M8 x 1.25 x 53
6 W706508 Stud, Hex Shldr Pilot, M8 x 1.25 x 50 —
M6 x 1 x
10 7 N808586 Stud and Washer, Hex-
Head Pilot, M8 x 1.25 x 60
— M6 x 1 x 26 8 N806177 Bolt, Hex Flange Head Pilot, M8 x 1.25 x 53
9 N806177 Bolt, Hex Flange Head Pilot, M8 x 1.25 x 53
10 N806177 Bolt, Hex Flange Head Pilot, M8 x 1.25 x 53
11 N806300 Stud, Hex Shldr Pilot, M8 x 1.25 x 65 —
M8 x 1.25
x 26 12 W706560 Stud, Hex-
Head Pilot, M8 x 1.25 x 65 — M8 x
1.25 x 16 13 N806300 Stud, Hex Shldr Pilot, M8 x 1.25 x 65 —
M8 x 1.25
x 26 14 N806300 Stud, Hex Shldr Pilot, M8 x 1.25 x 65 —
M8 x 1.25
x 26 15 N806300 Stud, Hex Shldr Pilot, M8 x 1.25 x 65 —
M8 x 1.25
x 26 Klj . 16 ba
302003 Mustang Workshop Manual
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47. Using the special tool, install the 32 roller followers.
48.
NOTE: If the valve 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.
49. NOTE: The RH is shown; the LH is similar.
Install the valve covers and tighten the bolts in the sequence shown. Klj . 17 ba
302003 Mustang Workshop Manual
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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
302003 Mustang Workshop Manual
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56.
NOTE: Lubricate the O- ring seal with clean engine oil.
Install the coolant pump.
57. NOTE: The RH is shown; the LH is similar. Use new gaskets when installing the exhaust
manifolds.
Install the exhaust manifold.
58. Install the knock sensors. Klj . 20 ba
302003 Mustang Workshop Manual
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