Ford Mustang (1999-2004) Service Manual: Sprockets
1. WARNING: To avoid the possibility of personal injury or damage to the vehicle, do not operate the engine with the hood open until the fan blade has been examined for possible cracks and separation.
NOTE: Specifications show the expected minimum or maximum condition. Refer to the appropriate section in Group 303 for the procedure.
NOTE: If a component fails to meet the specifications, it is necessary to install a new component or refinish. If the component can be refinished, wear limits are provided as an aid to making a decision. A new component must be installed for any component that fails to meet specifications and cannot be refinished.
Inspect the timing chain/belt and the sprockets.
- Install new components as necessary. Refer to the appropriate section in Group 303 for the procedure.

Rocker Arms - Cleaning
1. Clean all parts thoroughly. Make sure all oil passages are open.
2. Make sure oil passage in the push rod/valve tappet end of the rocker arm (6564) is open.
Component Tests
Engine Oil Leaks
NOTE: When diagnosing engine oil leaks, the source and location of
the leak must be positively
identified prior to repair.
Prior to carrying out this procedure, clean all sealin ...
Rocker Arms - Inspection
CAUTION: Do not attempt to true surfaces by grinding. Check the
rocker arm pad, side
rails and seat for excessive wear, cracks, nicks or burrs. Check the rocker
arm seat bolt for
stripped or bro ...
Other materials:
Removal
1. Disconnect the battery negative cable.
2. Drain the engine cooling system.
3. Remove the LH exhaust manifold. For additional information, refer to
Exhaust Manifold-LH in
this section.
4. Remove the lower intake manifold. For additional informatio ...
Checking MyKey system status
You can find information about your programmed MyKeys by using the
information display.
MYKEY DISTANCE
Tracks the distance when drivers use a MyKey. The only way to delete
the accumulated distance is by using an admin key to clear your MyKey.
If the distance ...
Camshaft
Removal and Installation
1. Remove the timing chains. For additional information, refer to Timing
Drive Components in this
section.
2. Remove the roller followers. For additional information, refer to Camshaft
Roller Follower in this
section.
3. Remove the ...
