2003 FORD MUSTANG engine

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Page 1537 of 4378

FORD MUSTANG 2003  Workshop Manual 13. Remove the valve stem seals. 
14.
 CAUTION: The outer bolts on the outer cam bearing cap (exhaust) are longer and 
must be returned to the same location or engine damage may occur. 
NOTE:  Identif

Page 1539 of 4378

FORD MUSTANG 2003  Workshop Manual 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

Page 1544 of 4378

FORD MUSTANG 2003  Workshop Manual 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

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FORD MUSTANG 2003  Workshop Manual 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 mark

Page 1547 of 4378

FORD MUSTANG 2003  Workshop Manual DISASSEMBLY AND ASSEMBLY OF SUBASSEMBLIES 
Intake Manifold Assembly 
Disassembly and Assembly 
1. Disconnect and remove the PCV hoses. 
2. Remove the coolant supply and return manifold. 
3. Remove the

Page 1550 of 4378

FORD MUSTANG 2003  Workshop Manual 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 
Dampe

Page 1551 of 4378

FORD MUSTANG 2003  Workshop Manual 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. Reco

Page 1552 of 4378

FORD MUSTANG 2003  Workshop Manual 2. Record the main bearing code found on the back of the crankshaft. 
3. Using the data recorded earlier and the Bearing Select Fit Chart, Standard Bearings determine 
the required bearing grade for e