The ROP Shop replacement Water Pump Kit for MerCruiser Remanufactured 8.1L 496 HO Bravo 1G400000-1G412955
Specs - Refer to images 2 & 3 for more information
Includes - (1) Water Pump Housing Assembly, (1) Impeller, (1) O-Ring & (1) Shim; comes as shown in the first image
Fits/For Mercury, MerCruiser, Quicksilver inboard & sterndrive marine engines with brass sea water pum
Installation requires 5/8" & 9/16" wrench or socket & ratchet. Use included shim to ensure proper fitment. Lightly lubricate pump shaft with engine oil during install