Part Number:NQ21R5. Mazda MX3 1992-1993 1.8L V6. Mazda MX6 1993-1994 2.5L V6. Ford Probe 1993-1994 2.5L V6. Mazda 626 1993-1994 2.5L V6. Engine Water Pump -- with 16 (mm) Pilot. WARNING: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.