Service manual

181 CID (3.0L) 4 CYLINDER GM ENGINE SERVICE MANUAL NUMBER 26
Page 3A-24 90-861329--1 MARCH 1999
Cylinder Head
1
2
6
5
3
4
9
10
7
8
Cylinder Head Torque Sequence
1. Drain engine cooling system.
2. Remove as outlined:
a. Exhaust manifolds.
b. Intake manifold.
c. Rocker arm cover.
d. Pushrod cover.
e. Rocker arm assemblies and push rods (keep in order for reassembly in their original
locations).
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f. Any components attached to front or rear of cylinder head.
g. Spark plugs.
h. Head bolts.
CAUTION
The head gasket may be holding cylinder head to block. Use care when prying off
cylinder heads. DO NOT damage gasket surfaces. DO NOT drop cylinder heads.
3. Place cylinder head on wooden blocks to prevent damage to gasket surfaces.
Index