Variable Valve Timing (VVT) Intake Camshaft Pulley
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2000 Lexus SC 400, 2000 Lexus SC 300, 2000 Lexus RX 300, 2000 Lexus LX 470, and 2000 Lexus LS 400. However, it is still accessible from the selected car via links, so may be relevant.
For removal and installation procedure of variable valve timing intake camshaft pulley, see appropriate ENGINE article.