Mercruiser Sierra S18-3150 Water Pump Kit 46-807151A14 BLA UPDATE These pumps also have 2

These pumps also have 2 screws on their covers

Gunnel Tube or Skid for the safe transport of gunnel strip

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

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

1" Shaft x 1 3/4 Hose Most Common Type in ski boats

Mercruiser Sierra S18-3150 Water Pump Kit 46-807151A14 BLA UPDATE These pumps also have 2Mercruiser 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.