NEW OEM Factory Mercruiser BRASS sea water pump assy WITHOUT Air Fittings
(AKA Raw Water Pump/ Seawater pump)
Casting number on this pump housing is 8629140 and the casting number on the back nipple plate is 862776c and is removable if yours is different.
This does not include bracket or pulley
Fits: MCM/MIE 4.3L MPI, 5.0L MPI, 5.7L MPI (350 MAG MPI & MX), 6.2L MPI with ECM 555
Part number is 43-862914T3 superseded to 46-862914T10 superseded again to 46-8M0118067