Service manual

181 CID (3.0L) 4 CYLINDER GM ENGINE SERVICE MANUAL NUMBER 26
Page 3A-60 90-861329--1 MARCH 1999
Camshaft Gear Replacement
1. If inspection indicates that camshaft, gear or thrust plate should be replaced, remove
gear from camshaft.
2. Place camshaft through gear remover, place end of remover on table of a press shaft
out of gear.
CAUTION
Position thrust plate so that woodruff key in shaft does not damage plate when shaft
is pressed out of gear. Also support hub of gear, or gear will be seriously damaged.
74477
b
a
c
a-Camshaft Gear
b-Support Sleeve
c-Camshaft
Installation
1. Install camshaft and gear assembly in engine block. Be careful not to damage camshaft
bearings or camshaft.
74438
a
b
a-Timing Marks
b-Screw Access Holes
2. Turn crankshaft and camshaft so the timing marks on gear teeth will line up. Push
camshaft thrust plate to block screws and torque to specifications.
Index