Exhaust Manifold RH: Installation

WARNING: This page is about a different car, the 2019 Ford F-350 Super Duty and 2019 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.

- Install the new exhaust manifold studs.
  Torque: 18 lb.ft (25 Nm)
- Install the new exhaust manifold gaskets.
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- Install the exhaust manifold and the new nuts finger-tight.
- NOTE: Torque sequence must be performed twice.
  
  Tighten the exhaust manifold nuts in sequence shown.
  
  Torque: Stage 1: 18 lb.ft (24 Nm) | Stage 2: 23 lb.ft (31 Nm)
Fig 1: Exhaust Manifold RH Nuts Tightening Sequence
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Position the exhaust manifold heat shield and install the bolts.
Torque: 106 lb.in (12 Nm)

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NOTE: Some replacement exhaust manifolds do not come with studs.

If necessary, install new studs.

Torque: 30 lb.ft (40 Nm)

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Install the new LH catalytic converter pipe-to-manifold nuts.
Torque: 30 lb.ft (40 Nm)

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Install the new RH catalytic converter pipe-to-manifold nuts.
Torque: 30 lb.ft (40 Nm)

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Install the RH HO2S. Refer to: Heated Oxygen Sensor (HO2S) .
Position the A/C compressor and install the bolts.
Torque: 18 lb.ft (25 Nm)

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- Install the starter motor wiring harness bracket.
- If equipped with automatic transmission, install the transmission cooler lines bracket.
- Install the nut.
  Torque: 18 lb.ft (25 Nm)
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Install the following items:
1. Install the starter motor. Refer to: Starter Motor .
2. Install the RF front splash shield. Refer to: Fender Splash Shield .
3. Install the accessory drive belt. Refer to: Accessory Drive Belt .
Start the engine and check the exhaust for leaks.