Xterra SE 4WD V6-3.3L (VG33E) (2000)
Valve Guide Seal: Service and Repair
VALVE OIL SEAL
1. Remove rocker cover.
2. Remove rocker shaft assembly and valve lifters with valve lifter guide.
3. Remove valve springs and valve oil seal.
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Piston concerned should be set at TDC to prevent valve from falling.
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When removing intake side valve oil seal, use Tool or suitable tool.
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When removing exhaust side valve oil seal, pull it out with suitable tool.
4. Apply engine oil to new valve oil seal and install it.
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Before installing valve oil seal, install inner valve spring seat.
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When installing intake side valve oil seal, use Tool.
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When installing exhaust side valve oil seal, set it by hand.