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Home >> Ford >> 2009 >> Flex Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 875 (Engine - 4.0L (SOHC)) >> In-Vehicle Servicing >> Cylinder Head >> Installation >> LH side

LH side

WARNING: This page is about a different car, the 2007 Ford Ranger. However, it is still accessible from the selected car via links, so may be relevant.
    CAUTION: To avoid damage to the timing chain cassette, an assistant will be required to help position the cylinder head in the vehicle.
    NOTE: New cylinder head bolts must be installed. They are a torque-to-yield design and cannot be reused.
    Fig 1: Identifying Cylinder Head Bolts Tightening Sequence
    GF0009330Courtesy of FORD MOTOR CO.
  1. Install the cylinder head. Install 8 new 12-mm bolts and tighten in the sequence shown in 2 stages.
    • Stage 1: Tighten to 12 Nm (9 lb-ft).
    • Stage 2: Tighten to 25 Nm (18 lb-ft).
  2. Install 2 new 8-mm bolts.
    Fig 2: Locating 8-Mm Bolts
    GF0009328Courtesy of FORD MOTOR CO.
    • Tighten to 32 Nm (24 lb-ft).
  3. Tighten the eight 12-mm bolts in the sequence shown in 2 stages.
    Fig 3: Identifying Cylinder Head Bolts Tightening Sequence
    GF0009330Courtesy of FORD MOTOR CO.
    • Stage 1: Tighten 90 degrees.
    • Stage 2: Tighten an additional 90 degrees.
  4. NOTE: The camshaft gear must turn freely on the camshaft. DO NOT tighten the bolt at this time.
  5. Remove the rubber band. Install the camshaft sprocket and bolt.
  6. Install the LH timing drive cassette upper bolt.
    • Tighten to 12 Nm (9 lb-ft).
  7. Position the ground strap and install the bolt.
    • Tighten to 25 Nm (18 lb-ft).
  8. Install the LH exhaust manifold. For additional information, refer to Exhaust Manifold - LH  in this article.
  9. NOTE: Apply silicone brake caliper grease and dielectric compound to the inside of the spark plug boots.
  10. Position the ignition coil in the engine compartment and connect the spark plug wires to the LH spark plugs.
  11. Install the oil level indicator tube and bolt.
    • Tighten to 10 Nm (89 lb-in).
  12. Attach the wiring harness to the LH cylinder head and install the bolt.
    • Tighten to 10 Nm (89 lb-in).
  13. Position the power steering and A/C compressor bracket and install the bolts.
    • Tighten to 42 Nm (31 lb-ft).