Timing Chain: Installation

LH timing chain 

1. Install the LH timing chain.
   • Align the colored link on the timing chain with the timing mark on the LHVCT assembly.
   • Align the remaining colored link on the timing chain with the timing mark on the crankshaft sprocket.

   Courtesy of FORD MOTOR COMPANY

2. NOTE: It may be necessary to rotate the crankshaft slightly to provide enough slack in the chain to install the LH timing chain guide. Return the crankshaft keyway to the 12:00 position after installing the LH timing chain guide.

   Install the LH timing chain guide and bolt.

   Torque: 89 lb.in (10 Nm)

   Courtesy of FORD MOTOR COMPANY

3. NOTE: It may be necessary to rotate the crankshaft slightly to provide enough slack in the chain to install the LH timing chain arm. Return the crankshaft keyway to the 12:00 position after installing the LH timing chain arm.

   Install the LH timing chain tensioner arm.

   Courtesy of FORD MOTOR COMPANY

4. Compress the primary timing chain tensioner plunger, using an edge of a vise.

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5. 1. Using a small screwdriver, release and hold the ratchet lock mechanism.
   2. Push the ratchet arm into the tensioner.

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6. Install a pin into the hole of the tensioner housing to hold the plunger in place during installation.

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7. 1. Install the LH primary timing chain tensioner and bolts.

      Torque: 89 lb.in (10 Nm)

   2. Remove the holding pin from the tensioner.

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8. Using the special tool, rotate the crankshaft counterclockwise until the keyway is at the 11:00 position. Use Special Service Tool: 303-448 (T93P-6303-A) Holding Tool, Crankshaft.

   Courtesy of FORD MOTOR COMPANY

   RH and LH timing chains 

9. Install the RH timing chain.
   • Align the colored link on the timing chain with the timing mark on the RHVCT assembly.
   • Align the remaining colored link on the timing chain with the timing mark on the crankshaft sprocket.

   Courtesy of FORD MOTOR COMPANY

10. NOTE: It may be necessary to rotate the crankshaft slightly to provide enough slack in the chain to install the RH timing chain guide. Return the crankshaft keyway to the 11:00 position after installing the RH timing chain guide.

    Install the RH timing chain guide and bolt.

    Torque: 89 lb.in (10 Nm)

    Courtesy of FORD MOTOR COMPANY

11. NOTE: It may be necessary to rotate the crankshaft slightly to provide enough slack in the chain to install the RH timing chain arm. Return the crankshaft keyway to the 11:00 position after installing the RH timing chain arm.

    Install the RH timing chain tensioner arm.

    Courtesy of FORD MOTOR COMPANY

12. Compress the primary timing chain tensioner plunger, using an edge of a vise.

    Courtesy of FORD MOTOR COMPANY

13. 1. Using a small screwdriver, release and hold the ratchet lock mechanism.
    2. Push the ratchet arm into the tensioner.

    Courtesy of FORD MOTOR COMPANY

14. Install a pin into the hole of the tensioner housing to hold the plunger in place during installation.

    Courtesy of FORD MOTOR COMPANY

15. 1. Install the RH primary timing chain tensioner and bolts.

       Torque: 89 lb.in (10 Nm)

    2. Remove the holding pin from the tensioner.

    Courtesy of FORD MOTOR COMPANY

16. Install the following items:
    1. Spark plugs. Refer to: Spark Plugs .
    2. Engine front cover. Refer to: Engine Front Cover .