F 250 4WD HD Pickup V8-460 7.5L VIN G EFI (1997)
Exhaust Manifold: Service and Repair
REMOVAL
Right Hand
1. Remove spark plug heat shield.
2. Remove distributor to spark plug wires using Spark Plug Wire Remover T74P-6666-A.
3. Disconnect muffler inlet pipe.
4. If equipped with secondary air injection, disconnect the secondary air injection check valve tube.
5. Remove attaching bolts and right exhaust manifold.
6. Inspect joint faces for signs of exhaust leaks, cracks or any defect that would make exhaust manifold unfit for use.
Left-Hand
1. Remove oil level indicator tube.
2. Remove spark plug heat shield.
3. Remove distributor to spark plug wires using Spark Plug Wire Remover T74P-6666-A.
4. Disconnect EGR valve to exhaust manifold tube. If equipped with air injection, disconnect the secondary air injection check valve tube.
5. Disconnect muffler inlet pipe.
6. Remove attaching bolts and exhaust manifold.
7. Inspect joint faces for signs of exhaust leaks, cracks or any defect that would make the exhaust manifold unfit for use.
INSTALLATION
1. Clean mating surfaces of right exhaust manifold or left exhaust manifold and cylinder head. Clean mounting flange of right exhaust manifold or
left exhaust manifold and inlet pipe(s). Clean mounting surface for air injection tube or right exhaust manifold. Apply light film of Premium
Long-Life Grease XG-1-C or -K or equivalent meeting Ford specification ESA-M1C75-B to right exhaust manifold or left exhaust manifold.
2. Position right exhaust manifold or left exhaust manifold on cylinder head. Install attaching bolts and washers, starting at fourth bolt hole from front
of each right exhaust manifold or left exhaust manifold. Tighten bolts to 34-47 Nm (25-35 ft. lbs.), working from center right to both ends.
3. Position inlet pipes to right exhaust manifold or left exhaust manifold. Install attaching nuts and tighten to 34-47 Nm (25-35 ft.
lbs.).
