Ford Mustang (1999-2004) Service Manual: Installation

1. CAUTION: The timing chain procedures must be followed exactly or damage to the valve and pistons will result.

Compress the tensioner plunger, using an edge of a vise.

Timing Drive Components

2. While holding the ratchet mechanism, push the ratchet arm back into the tensioner housing.

Timing Drive Components

3. Install a paper clip into the hole in the tensioner housing to hold the ratchet assembly and plunger in during installation.

Timing Drive Components

4. If the copper links are not visible, mark one link on one end and one link on the other end, and use as timing marks.

Timing Drive Components

5. Install the camshaft sprockets and new bolts. Tighten the bolts in two stages.

  • Stage 1: Tighten the bolt to 40 Nm (30 lb-ft).
  • Stage 2: Tighten the bolt an additional 90 degrees (1/4 turn).

Timing Drive Components

6. Remove the special tool.

Timing Drive Components

7. Using the special tool, position the crankshaft so the number one cylinder is at TDC.

Timing Drive Components

8. Remove the special tool.

9. Install the crankshaft sprocket, making sure the flange faces forward.

Timing Drive Components

10. Install the timing chain guide.

1. Position the LH timing chain guide.

2. Install and tighten the LH bolts.

3. Position the RH timing chain guide.

4. Install and tighten the RH bolts.

Timing Drive Components

11. Install the timing chains.

  • Install the LH (inner) timing chain on the crankshaft sprocket, aligning the copper link with the dot on the crankshaft sprocket.
  • Install the LH (inner) timing chain on the camshaft sprocket, aligning the copper link with the dot on the camshaft sprocket.
  • Install the RH (outer) timing chain on the crankshaft sprocket, aligning the copper link with the dot on the crankshaft sprocket.
  • Install the RH (outer) timing chain on the camshaft sprocket, aligning the copper link with the dot on the camshaft sprocket.

Timing Drive Components

12. Make sure that the copper (marked) chain links are lined up with the dots on the crankshaft sprocket and the camshaft sprockets.

Timing Drive Components

13. NOTE: The LH timing chain tensioner arm has a bump near the dowel hole, for identification.

Position the LH and the RH timing chain tensioner arm on the dowel pins.

Timing Drive Components

14. Position the RH timing chain tensioner and install the bolts.

Timing Drive Components

15. Position the LH timing chain tensioner and install the bolts.

Timing Drive Components

16. Remove the paper clip from the RH and the LH timing chain tensioners.

17. NOTE: Rotate the camshaft to the base circle of the camshaft lobe before installing the roller followers.

NOTE: Keep all the roller followers in order when installing.

Using the special tool, install the 16 roller followers.

Timing Drive Components

18. Install the eight spark plugs.

Timing Drive Components

19. Install the eight ignition coils and bolts.

Timing Drive Components

20. Connect the eight ignition coil electrical connectors.

Timing Drive Components

21. Install the crankshaft sensor ring on the crankshaft.

Timing Drive Components

22. Install the engine front cover. For additional information, refer to Engine Front Cover in this section.

    Removal
    CAUTION: Since the engine is not free-wheeling, timing procedures must be followed exactly or piston and valve damage can occur. 1. Remove the engine front cover. For additional information, refer to ...

    Valve Seals
    Special Tool(s) Valve Spring Compressor 303-452 (T93P-6565-AR) Valve Stem Seal Replacer 303-383 (T91P-6571-A) Compressor, Valve Spring (Exhaust) 303-567 (T97 ...

    Other materials:

    Intake Air Distribution and Filtering - Supercharger, Charge Air Cooler
    The supercharger (SC) is a positive displacement pump. Its purpose is to supply an excess volume of intake air to the engine by increasing air pressure and density in the intake manifold. The supercharger is matched to the engine by its displacement and ...

    Clutch Controls (Description and Operation)
      The clutch control system engages and disengages the clutch. The clutch control system disengages the clutch when the clutch pedal is depressed and engages the clutch when the clutch pedal is released. Clutch pedal motion is transmitted by the c ...

    Noise, Vibration and Harshness (NVH) (Description and Operation)
    Noise is any undesirable sound, usually unpleasant in nature. Vibration is any motion, shaking or trembling, that can be felt or seen when an object moves back and forth or up and down. Harshness is a ride quality issue where the vehicle's response to the ro ...