The oil pump drive gear is a critical component within the 3.5 V8 Rover engine's lubrication circuit, responsible for transmitting rotational drive to the oil pump to maintain consistent oil pressure throughout the engine. On twin-carburettor variants, wear or failure of this gear can result in a rapid drop in oil pressure, accelerated bearing wear, and potential engine damage if not identified and replaced promptly. Using the correct replacement gear ensures proper mesh, drive engagement, and sustained pump output. Key Features Designed specifically for the Rover 3.5 V8 engine in twin carburettor configuration Direct replacement component - no modification required for installation Manufactured to OEM specification for correct gear mesh and drive compatibility When replacing this gear, inspect the oil pump itself and the drive shaft for wear, as these components wear together Vehicle Fitment Fits Defender (1986–2006), Discovery 1 (1989–1998), and Range Rover Classic models equipped with the 3.5 V8 Petrol engine in both twin carburettor and EFI configurations. Not sure about fitment? Feel free to get in touch at [email protected]