New serpentine belt impeller water pump for Volvo Penta 21214599 New aftermarket water pump for serpentine belt Volvo Penta engines Ready to install (impeller included) Used on many Volvo Penta engines 4.3, 5.0, 5.7 Replaces part numbers 21214599, 3812693, 3862482 1 1/4 inch hose ports