MerCruiser 470 170hp 3.7LX 4cyl Front Water Pump Impeller 47-12600A1 1985-89 75hp GM couplers look just like

GM couplers look just like this

Will work on multiple years

Accelerator Pump:14687A 2 14687A 4

Used from 1973-1985 on all OMC Stringer / Volvo Penta GM 3

10-73649A 1

MerCruiser 470 170hp 3.7LX 4cyl Front Water Pump Impeller 47-12600A1 1985-89 75hp GM couplers look just likeItem Details Removed from a 1985 1986 MerCruiser 470 S N A560005 Overall Good Condition Parts Included Impeller Assembly 47 12600A1 Stamped (12600 C) Compatibility Used only on Later model MerCruiser 470 165hp 180hp 190hp 3. 7L 3. 7LX Models 1985 1989 For the 1985 & 1986 models, please ensure yours has the stud on the front of the camshaft, basically the style of impeller before this was held on with a screw, rather than threaded on. 1976 1977 1978