Exhaust Manifold LH: Installation

WARNING: This page is about a different car, the 2018 Ford F-550 Super Duty, 2018 Ford F-450 Super Duty, 2018 Ford F-350 Super Duty, and 2018 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: Cylinder number 8 will have longer exhaust manifold studs.
- Install the new exhaust manifold stud(s) as needed.
  Torque: 115 lb.in (13 Nm)
- Install a new exhaust manifold gasket.
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NOTE: Install the spacers as marked on removal.

Install the LH exhaust manifold, spacers and new nuts.

Torque:

Stage 1: 159 lb.in (18 Nm)

Stage 2: 18 lb.ft (25 Nm)

Stage 3: Tighten a second time to : 18 lb.ft (25 Nm)

Fig 1: LH Exhaust Manifold Tightening Sequence
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Apply oil to the threads and install the exhaust manifold studs.
Material: Motorcraft ® SAE 10W-30 Super Duty Diesel Motor Oil / XO-10W30-QSD (WSS-M2C171-E)

Torque: 115 lb.in (13 Nm)

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Install the LH exhaust manifold heat shield and bolts.
Torque: 89 lb.in (10 Nm)

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Position back the fuel tube bracket and tighten the bolt.
Torque: 89 lb.in (10 Nm)

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Install the fuel tube isolators, upper bracket and install the bolts.

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Install the following items:
1. NOTE: Do not install the upper intake manifold at this time.
  
  Refer to: Turbocharger .
2. Refer to: Turbocharger Inlet Pipe LH .
3. Refer to: Upper Intake Manifold .