S10/T10 P/U 2WD V6-262 4.3L (1988)
Camshaft: Service and Repair
Fig. 15 Timing Mark Alignment
1.
Disconnect battery ground cable.
2.
Remove air cleaner assembly and drain cooling system.
3.
Remove rocker arm covers and pushrods as described under ROCKER ARM & PUSHRODS.
4.
Remove distributor.
5.
Remove intake manifold as described under INTAKE MANIFOLD.
6.
Remove valve lifters as described under VALVE LIFTERS.
7.
Remove radiator, fan and pulley.
8.
Remove water pump and torsional damper.
9.
Remove timing cover.
10.
Remove camshaft sprocket bolts, then the sprocket and timing chain.
11.
Remove thrust plate attaching bolts, then the thrust plate.
12.
Remove camshaft.
13.
Reverse procedure to install. Ensure timing marks are properly aligned after installation of sprockets and chain, Fig. 15.