2003 FORD MUSTANG Workshop Manual

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FORD MUSTANG 2003  Workshop Manual DISASSEMBLY AND ASSEMBLY OF SUBASSEMBLIES 
Cylinder Head 
Disassembly 
1.  CAUTION: Do not place the cylinder head flat on the bench; the valves will bend. 
 CAUTION: Before disassembly begins, mark t

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FORD MUSTANG 2003  Workshop Manual Install the special tool. 
2. Remove the exhaust camshaft sprocket and the intake camshaft bolt, washer and spacer. 
3. Compress the tensioner and install a lock pin. 
4. Remove the special tool. 
5.

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FORD MUSTANG 2003  Workshop Manual 6.
NOTE:  LH tensioner is shown, RH tensioner is similar. 
Remove the tensioner. 
7. Remove the roller followers on the base circle.  1. Install the special tool on the valve spring. 
2. Compress the

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FORD MUSTANG 2003  Workshop Manual 10.
 CAUTION: Make sure the tool is seated correctly on the valve spring. Apply a small 
amount of air at a time. This will prevent the tool from shifting and causing damage to 
the cylinder head. 
In

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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

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FORD MUSTANG 2003  Workshop Manual 15. Remove the camshafts. 
Assembly  1. Install the valve stem seals. 
2. Install the valves and the valve springs. 
3.  CAUTION: Make sure the tool is seated correctly on the valve spring. Apply a sm

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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

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FORD MUSTANG 2003  Workshop Manual 7. Install the hydraulic lash adjusters. 
8. Install the roller followers. 
1. Install the special tool on the valve spring. 
2. Compress the spring and install the roller follower. 
9. Repeat the pre