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Home >> Ford >> 2012 >> Mustang Base, 2D Coupe, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 114 (Engine Mechanical - 5.0L (4V) - F150) >> In-Vehicle Repair >> Camshaft - RH >> Camshafts >> Installation

Camshaft - RH: Camshafts: Installation

WARNING: This page is about a different car, the 2012 Ford Pickup. However, it is still accessible from the selected car via links, so may be relevant.
    NOTE: Lubricate the camshafts with clean engine oil prior to installation.
    Fig 1: Locating RH Intake And Exhaust Camshafts D-Slots
    G07408996Courtesy of FORD MOTOR CO.
  1. Install the RH intake and exhaust camshafts in the neutral position. Align the D-slots as shown in the illustration.
  2. Install the 8 camshaft bearing caps and the 16 bolts. Do not tighten the bolts at this time.
  3. Install the RH front camshaft bearing mega cap and the 4 bolts. Do not tighten at this time
    Fig 2: Locating Bolts And RH Front Camshaft Bearing Mega Cap
    G07408995Courtesy of FORD MOTOR CO.
  4. Tighten the bolts in the sequence shown in illustration in 2 stages.
    • Stage 1: Tighten to 6 Nm (53 lb-in).
    • Stage 2: Tighten an additional 45 degrees.
      Fig 3: Identifying Camshaft Bearing Caps Bolts Tightening Sequence
      G07960560Courtesy of FORD MOTOR CO.
  5. NOTE: Intake camshaft shown in illustration, exhaust camshaft similar.
    Fig 4: Installing VCT System Oil Filter In Intake And Exhaust Camshafts
    G07408994Courtesy of FORD MOTOR CO.
  6. Install the VCT system oil filter in the intake and exhaust camshafts.
  7. Install the secondary timing chain onto the RH VCT assemblies. Align the colored links on the secondary timing chain with the timing marks on the VCT assemblies as shown in the illustration.
    1. The timing mark on the intake VCT assembly should align between the 2 consecutive colored links.
    2. The timing mark on the exhaust VCT assembly should align with the single colored link.
      Fig 5: Aligning Colored Links On Secondary Timing Chain With Timing Marks On VCT Assemblies
      G07408971Courtesy of FORD MOTOR CO.
  8. Install the RH VCT assemblies and the secondary timing chain onto the RH camshafts to a position 2 mm (0.078 in) from fully seated. The timing mark on the exhaust VCT assembly should be in the 1 o'clock position.
    Fig 6: Locating Timing Mark On Exhaust VCT Assembly In 1 O'Clock Position
    G07408972Courtesy of FORD MOTOR CO.
  9. NOTE: It may be necessary to rotate the exhaust camshaft slightly (using a wrench on the flats of the camshaft) to seat the VCT assemblies onto the camshafts.
  10. Rotate the secondary timing chain tensioner 90 degrees so the ramped area is facing forward and fully seat the VCT assemblies onto the camshafts.
    • If the secondary timing chain is not centered over the tensioner, reposition the VCT assemblies until they are fully seated on the camshafts.
      Fig 7: Locating Secondary Timing Chain Centered Over Tensioner
      G07408973Courtesy of FORD MOTOR CO.
  11. NOTE: Use a wrench on the flats of the camshaft to hold the camshafts while tightening the VCT assembly bolts.
  12. Install the 3 RH intake VCT assembly bolts and the 3 RH exhaust VCT assembly bolts.
    • Tighten to 15 Nm (133 lb-in) plus an additional 90 degrees.
      Fig 8: Locating RH Intake VCT Assembly Bolts And RH Exhaust VCT Assembly Bolts
      G07960536Courtesy of FORD MOTOR CO.
  13. Install the RH primary timing chain.
    • Align the colored link on the timing chain with the timing mark on the RH VCT assembly.
      Fig 9: Aligning Colored Link On Timing Chain With Timing Mark On RH VCT Assembly
      G07408975Courtesy of FORD MOTOR CO.
  14. Align the remaining colored link on the timing chain with the timing mark on the crankshaft sprocket.
    Fig 10: Aligning Remaining Colored Link On Timing Chain With Timing Mark On Crankshaft Sprocket
    G07408976Courtesy of FORD MOTOR CO.
  15. 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 12 o'clock position after installing the RH timing chain guide.
  16. Install the RH timing chain guide and bolt.
    • Tighten to 10 Nm (89 lb-in).
      Fig 11: Locating Bolt And RH Timing Chain Guide
      G07408941Courtesy of FORD MOTOR CO.
  17. NOTE: IF EITHER THE PRIMARY TENSIONER OR TIMING CHAIN TENSIONER ARM REQUIRE REPLACEMENT, BOTH THE PRIMARY TENSIONER AND TIMING CHAIN TENSIONER ARM MUST BE REPLACED. FAILURE TO REPLACE BOTH THE PRIMARY TENSIONER AND TIMING CHAIN TENSIONER ARM MAY RESULT IN OVERLOADING OF THE TIMING CHAIN AND UNDER CERTAIN CONDITIONS COULD LEAD TO TIMING CHAIN FAILURE.
    NOTE: It may be necessary to rotate the crankshaft slightly to provide enough slack in the chain to install the RH timing chain tensioner arm. Return the crankshaft keyway to the 12 o'clock position after installing the RH timing chain tensioner arm.
    Fig 12: Locating RH Timing Chain Tensioner Arm
    G07408940Courtesy of FORD MOTOR CO.
  18. Install the RH timing chain tensioner arm.
  19. NOTE: Do not compress the ratchet assembly or damage to the tensioner will occur.
    Fig 13: Compressing Primary Timing Chain Tensioner Plunger, Using An Edge Of Vise
    G07408966Courtesy of FORD MOTOR CO.
  20. Compress the primary timing chain tensioner plunger, using an edge of a vise.
  21. Using a small screwdriver or pick, push back and hold the ratchet mechanism, then push the ratchet arm back into the tensioner housing.
    Fig 14: Pushing Ratchet Arm Back Into Tensioner Housing Using Small Screwdriver Or Pick
    G07408967Courtesy of FORD MOTOR CO.
  22. Install a suitable pin into the hole of the tensioner housing to hold the ratchet assembly and plunger in place during installation.
    Fig 15: Installing Suitable Pin Into Hole Of Tensioner Housing To Hold Ratchet Assembly And Plunger
    G07408968Courtesy of FORD MOTOR CO.
  23. NOTE: IF EITHER THE PRIMARY TENSIONER OR TIMING CHAIN TENSIONER ARM REQUIRE REPLACEMENT, BOTH THE PRIMARY TENSIONER AND TIMING CHAIN TENSIONER ARM MUST BE REPLACED. FAILURE TO REPLACE BOTH THE PRIMARY TENSIONER AND TIMING CHAIN TENSIONER ARM MAY RESULT IN OVERLOADING OF THE TIMING CHAIN AND UNDER CERTAIN CONDITIONS COULD LEAD TO TIMING CHAIN FAILURE.
  24. Install the RH primary timing chain tensioner and 2 bolts.
    • Tighten to 10 Nm (89 lb-in).
    • Remove the holding pin from the tensioner.
      Fig 16: Locating RH Primary Timing Chain Tensioner, Bolts And Holding Pin
      G07408979Courtesy of FORD MOTOR CO.
  25. Install the engine front cover. For additional information, refer to ENGINE FRONT COVER  .