W150 1/2 Ton Pickup 4WD V8-318 5.2L VIN T 2-BBL (1983)
Exhaust Manifold: Service and Repair
V8-318 (5.2L) & V8-360 (5.9L)
1. Remove bolts and nuts attaching exhaust pipe to manifold.
2. Remove bolts, nuts and washers attaching manifold to cylinder head.
3. Remove manifold from cylinder head.
4. Reverse procedure to install, noting the following:
a. If exhaust manifold studs came out with nuts, install new studs, applying suitable sealer on coarse thread ends. If sealer is not applied to
stud threads, water leaks may develop at the studs.
b. Install two bolts and conical washers at inner ends of outboard arms of manifold, then two bolts without washers on center arm of manifold.