Lincoln Navigator: Engine - 3.5L EcoBoost (272kW/370PS) / Rocker Arm. Removal and Installation

Lincoln Navigator 2018-2025 Workshop Manual / Engine / Engine - 3.5L EcoBoost (272kW/370PS) / Rocker Arm. Removal and Installation

Special Tool(s) / General Equipment

	303-1633 Remover, Roller Rocker Follower TKIT-2014D-ROW3 TKIT-2014D-FL_ROW
	303-1633-01 Remover, Roller Rocker Follower

Removal

NOTE: This procedure should be used when removing and replacing the clipped roller finger follower or hydraulic lash adjuster and the camshafts are not removed.

LH side rocker arm

Remove the LH valve cover.
Refer to: Valve Cover LH (303-01 Engine - 3.5L EcoBoost (272kW/370PS), Removal and Installation).

NOTE: This step only necessary if the pedestal cap needs to be removed to access the clipped roller finger followers.
Remove the bolts and the pedestal cap.

Rotate the crankshaft pulley bolt clockwise to position the camshaft lobe upward for the clipped roller finger follower to be removed.

Remove the clipped roller finger follower. Repeat steps for any other clipped roller finger follower that needs to be removed.

RH side rocker arm

Remove the valve cover.
Refer to: Valve Cover RH (303-01 Engine - 3.5L EcoBoost (272kW/370PS), Removal and Installation).
Refer to: Valve Cover RH (303-01 Engine - 3.5L EcoBoost (272kW/370PS), Removal and Installation).

Rotate the crankshaft pulley bolt clockwise to position the camshaft lobe upward for the clipped roller finger follower to be removed.

1. Install Special Service Tool: 303-1633 Remover, Roller Rocker Follower. , 303-1633-01 Remover, Roller Rocker Follower.
1. Turn the knob on the special tool clockwise to depress the valve and spring.

Remove the clipped roller finger follower. Repeat steps for any other clipped roller finger follower that needs to be removed.

Installation

LH side rocker arm

1. Lubricate the clipped roller finger follower with clean engine oil.
  Refer to: Specifications (303-01C) .
1. Install the clipped roller finger follower.
1. Assemble the clipped roller finger follower spring clip onto the hydraulic lash adjuster.
1. Turn the knob on the special tool counterclockwise to raise the valve and spring.
  Remove Special Service Tool: 303-1633 Remover, Roller Rocker Follower. , 303-1633-01 Remover, Roller Rocker Follower.
1. Repeat steps for any remaining clipped roller finger follower removed.

NOTE: This step only necessary if the pedestal cap was removed.
- If removed, install the pedestal cap and the bolts.
  Torque:
    Stage 1: 1 thru 4: 71 lb.in (8 Nm)
    Stage 2: 1 thru 4: 11°
    Stage 3: Loosen 1 and 2: Loosen: turn(s)
    Stage 4: 1 and 2: 71 lb.in (8 Nm)
    Stage 5: 1 and 2: 11°
    Stage 6: Loosen 5 and 6: Loosen: turn(s)
    Stage 7: 5 and 6: 71 lb.in (8 Nm)
    Stage 8: 5 and 6: 11°
    Stage 9: Loosen 3 and 4: Loosen: turn(s)
    Stage 10: 3 and 4: 71 lb.in (8 Nm)
    Stage 11: 3 and 4: 11°

Install the LH valve cover.
Refer to: Valve Cover LH (303-01 Engine - 3.5L EcoBoost (272kW/370PS), Removal and Installation).

RH side rocker arm

1. Lubricate the clipped roller finger follower with clean engine oil.
  Refer to: Specifications (303-01C) .
1. Install the clipped roller finger follower.
1. Assemble the clipped roller finger follower spring clip onto the hydraulic lash adjuster.
1. Turn the knob on the special tool counterclockwise to raise the valve and spring.
  Remove Special Service Tool: 303-1633 Remover, Roller Rocker Follower. , 303-1633-01 Remover, Roller Rocker Follower.
1. Repeat steps for any remaining clipped roller finger follower removed.

Install the RH valve cover.
Refer to: Valve Cover RH (303-01 Engine - 3.5L EcoBoost (272kW/370PS), Removal and Installation).
Refer to: Valve Cover RH (303-01 Engine - 3.5L EcoBoost (272kW/370PS), Removal and Installation).

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Special Tool(s) / General Equipment 303-1655Tool, Camshaft Holding Removal NOTICE: During engine repair procedures, cleanliness is extremely important...

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Check

NOTE: Wheel-to-hub optimization is important. Clearance between the wheel and hub can be used to offset or neutralize the Road Force® or run-out of the wheel and tire assembly. For every 0.001 inch of wheel-to-hub clearance, the Road Force® can be affected between 1 and 3 pounds depending on the tire stiffness.

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