Where is engine number on holden vectra 1997?

On a 1997 Holden Vectra, the engine number is typically located on the engine block, often near the front or on the side of the engine. You may need to look near the timing cover or on a flat surface of the block itself. It can sometimes be obscured by other components, so a flashlight may help in locating it. Always refer to the vehicle's manual for specific details related to your model.