Exhaust Manifold Front Pipe Replacement RPO LD8
Removal Procedure
Caution: In order to avoid being burned, do not service the exhaust system while
it is still hot. Service the system when it is cool.
Caution: Always wear protective goggles and gloves when removing exhaust parts
as falling rust and sharp edges from worn exhaust components could result
in serious personal injury.
- Remove the rear exhaust manifold pipe. Refer to
Exhaust Manifold Rear Pipe Replacement
.
- Remove the transaxle. Refer to
Transmission Replacement
.
- Remove the front exhaust pipe to exhaust manifold bolts (2).
Important: The EGR valve inlet pipe incorporates a crush seal connection at the water pump housing. The EGR valve inlet pipe must be replaced if disconnected from the water pump housing.
- Disconnect the EGR inlet pipe nut from the front exhaust manifold pipe.
- Remove the front exhaust manifold pipe to lower crankcase bolt.
- Remove the front exhaust manifold pipe to cylinder head stud.
- Remove the front exhaust manifold pipe.
- Remove the front exhaust manifold pipe seal from the left exhaust manifold and discard the seal.
- Remove the exhaust manifold flange retainer.
Installation Procedure
- Place the retainer and a NEW front exhaust manifold pipe seal over the left exhaust
manifold.
- Insert the front exhaust manifold pipe over the left exhaust manifold.
Notice: Refer to Fastener Notice in the Preface section.
- Install the front exhaust manifold pipe to cylinder head stud.
Tighten
Tighten the stud to 25 N·m (18 lb ft).
- Install the front exhaust manifold pipe to lower crankcase bolt.
Tighten
Tighten the bolt to 25 N·m (18 lb ft).
Important: The EGR valve inlet pipe incorporates a crush seal connection at the water pump housing. The EGR valve inlet pipe must be replaced if disconnected from the water pump housing.
- Connect the EGR inlet pipe nut to the front exhaust manifold pipe.
Tighten
Tighten the nut to 60 N·m (44 lb ft).
- Install the front exhaust pipe to exhaust manifold bolts (2).
Tighten
Tighten the bolts to 25 N·m (18 lb ft).
- Install the transaxle. Refer to
Transmission Replacement
.
- Install the rear exhaust manifold pipe. Refer to
Exhaust Manifold Rear Pipe Replacement
.