Water Pump Kit - Mercury, Mariner 30-70hp

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Complete Pump Kit

Includes Upper and Lower Housing (lower housing has 1.970" OD base)


Mercury / Mariner

30 Jet serial number OC159200-OG589999
35 HP 1984-up serial number 6445653-up
40 HP 2 cyl 1978-96 serial number 4860103-6445653
40 HP 4 cyl 1989 serial number OC159200-up
45 HP 1986-89 serial number 5531630-up
50 HP 4 cyl 1978-85 serial number 4962056-up
50 HP 3 cyl 1986-90 serial number 6428681-OD000749
60 HP 3 cyl 1984-90 serial number 6428681-OD000749
65 HP 3 cyl 1976-up serial number 4382057-4571651
70 HP 1979-86 serial number 4977157-OB11005

May fit additional models to those listed above. Please DO NOT order based solely on application info above. You MUST compare the oem number of the part for your engine to those listed below to ensure correct fitment of this part for your application! Failure to order this way will likely lead to the wrong part being ordered!

Replaces: 46-77177A3, 12100, 18-3324, 9-48312

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