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Fig. 134: View Of Rocker Arm Components 1. Lubricate the rocker arm shaft (7) and the inside of the rocker arms with clean engine oil, if necessary. 2. Install the rocker arm bracket (12) and bolt (1) on one end of the rocker arm shaft, if necessary. 3. Install the intake rocker arm (9), spring (10), exhaust rocker arm (11), and bracket (12) with bolt (1). Continue in the same sequence to the last bracket, if necessary. 4. Push the bracket (12) to compress the springs and then install the bolt (1), if necessary.
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Fig. 135: View Of Pushrods, Valve Spring Caps & Valve Lifter Bridges 5. Lubricate the top of the valves, the valve bridge stem, the valve lifter bridge, and the valve spring caps with clean engine oil. 6. Install the valve bridge. 7. Install the valve bridge pins. 8. Lubricate the valve lifter end of the pushrod with clean engine oil. 9. Install the pushrods. To ensure the pushrod is properly installed, gently pull up on the pushrod. Resistance should
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
be felt from the pushrod trying to lift the valve lifter. Fig. 136: View Of Rocker Arm Shaft NOTE: The pushrods must be correctly seated in the valve lifter and
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
10. Install the rocker arm shaft assembly. Fig. 137: Rocker Arm Shaft Bolts Tightening Sequence damage to the pushrods or the valve rocker arm shaft NOTE: Refer to Fastener Notice .
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
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