18-3419 Sierra Water Pump Base Mercury Manufacturer: Sierra Part Number: 18-3419 Cross References: SIE 3419, 18-3419, 0418-3419, 04183419, SIE18-3419 Condition: New Replaces: Mercury 46-42579A3, 46-8M0077147, Mallory 9-43307 , 55-184 Fits: Mercury 105hp-200hp (not all models or years) (verify fitment using your model or serial number)
