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Fig. 208: Compressing Valve Spring Using J 44646 CAUTION: Compressed valve springs have high tension against the valve spring compressor. Valve springs that are not
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
7. Install J 44646 to the rocker arm bosses on the cylinder head. See Special Tools . J 44646 should be installed in the rocker arm boss next to the cylinder being serviced. See 8. Using J 44646 compress the valve spring. See Special Tools . spring compressor and when removing or installing the
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Fig. 209: View Of Valve Stem Oil Seal & Valve Spring 9. Remove the valve keys (1) from the valve stem. 10. Carefully release the valve spring tension.
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
11. Remove the valve spring upper seat (2) and the valve spring (3). 12. Remove the valve stem oil seal (4). 13. Remove the valve spring lower seat (5). 14. Continue removing the remaining valve stem seals for the cylinder using the above procedure. Installation Procedure Fig. 210: Installing Valve Stem Using J 44640
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
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