C 3500 HD Truck 2WD V8-6.5L DSL Turbo VIN F (2001)
6. Remove the valve rocker arms from the cylinder head.
7. Insert a screwdriver into the valve rocker arm shaft bore and break off the end of the nylon valve rocker arm retainers.
8. Remove the valve rocker arm retainers with a pair of pliers.
9. Slide the valve rocker arms from the valve rocker arm shaft.
Installation Procedure
Important: All valve train components must be reassembled in the exact order and position from which they were removed.
1. Lubricate the valve rocker arms with clean engine oil before installing.
2. Install the bolts on the ends of the valve rocker arms shafts if removed.
3. Install the valve rocker arms to the valve rocker arm shaft (one type of valve rocker arm is used at all locations) to the cylinder head.
4. Install the valve rocker arm retainers to the cylinder head.
5. Center the valve rocker arm on the corresponding holes in the valve rocker arm, shaft.
6. Use a drift of at least 13 mm (1/2 inch) in diameter to install new retainers to the valve rocker arm shaft.
Notice: Install the valve pushrods with the copper-colored, painted, or marked end up in order to avoid damage or premature wear.