For 1990-2009 cars

### Removal Procedure

Important: Do not remove the left bank idler sprocket.

1. Remove the primary timing chain. Refer to Primary Camshaft Drive Chain and Sprockets Replacement.
2. Remove the oil pump bolts and the oil pump. Refer to Oil Pump Removal.

### Installation Procedure

1. Install the oil pump. Refer to Oil Pump Installation.
2. Install the primary timing chain. Refer to Primary Camshaft Drive Chain and Sprockets Replacement.