This brand new OEM water pump for 2011-2019 Ford Fiesta 1.6L is a direct replacement that fits perfectly without any modifications. The housing material used in this water pump is made of aluminum and it is belt driven.  The interchange part numbers for this water pump are 7S7Z-8501-L, BE8Z-8501-A, BE8Z-8501-B, PW-524, and PW-585.