Mercruiser Sierra S18-3150 Water Pump Kit 46-807151A14 BLA UPDATE please specify on checkout if

please specify on checkout if you have a preference for either brand

While the external shape resembles other manifolds the exhaust port internal shape curves towards the rear outlets

5/8" & 3/4" Nose dogs accept drive pin

These pumps also have 2 screws on their covers

suits Late Model Bravo & High Performance - 350 Mag - 4

Mercruiser Sierra S18-3150 Water Pump Kit 46-807151A14 BLA UPDATE please specify on checkout ifMercruiser Water Pump Kit replaces mercruiser number 46 807151A14. Sierra part no. S18 3150. Great quality kit made in the USA. Kit includes plastic pump housing, impeller, Cover Plate, O Ring and mounting bolts.