MerCruiser 18' 8-Pin Wire Wiring Harness Dash to Motor Gauges No Plug End Internal Engine Parts 304026 / 0304026 Water Pump

304026 / 0304026 Water Pump Impeller Housing Tube Grommet You get a set of 4 as pictured

If you have specific questions on compatibility

0L 4cyl 140hp Sterndrive upper units from 1981-1985

Could possibly replace a 39950 / 39950A1 manifold as well 39950 was used Beginning at Serial Number 2324347 for 1964-1972 models

0L 140hp 4-Cylinder engines WITH Mercarb carburetors

MerCruiser 18' 8-Pin Wire Wiring Harness Dash to Motor Gauges No Plug End Internal Engine Parts 304026 / 0304026 Water PumpItem Details Measures around 18' 18FT 18 Feet 8 Pins (2 Big pins 6 Small pins Rubber Dummy Big Pin) 8 Wires (No Plug end on this) Red Black Pink Tan Brown Blue Yellow Red Gray Some of these sometimes had an additional large "rubber pin" and others did not. It is not necessary and was a place holder for older MerCruiser wiring harnesses that featured an ammeter. They stopped using that wire sometime in the 1970's, but still molded it blankly into the