MerCruiser 470 170hp 3.7L 4cyl Front Water Pump Impeller Cover 47-71905 1976-78 Power Steering 7L) water pumps that didn't

7L) water pumps that didn't have power steering

Was used on many years

) Serial Number 1476510 THRU 1531568 (I think 1962)

Found on both the Reverse lock assemblies that have inter-lock switches as well as those that did not

MerCruiser 470 170hp 3.7L 4cyl Front Water Pump Impeller Cover 47-71905 1976-78 Power Steering 7L) water pumps that didn'tItem Details Removed from a 1976 1978 MerCruiser 470 S N 5064860 Overall Good Condition Parts Included Impeller Assembly 47 71905 Compatibility Used only on EARLY MerCruiser 470 Models S N 00000000 05195053 Likely 1976 1978, but please check your serial number 1976 1977 1978 1979 Alpha One 470 4 cyl 170hp 3. 7L 224CID Sterndrive