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Mercruiser Water Pump - Outdrive Seal Kits

Sterndrive Upper / Lower Unit Water Pump Impeller Kit with Seal Kits

  • Complete outdrive service kits include water pump assembly, upper gear case seal kit and lower unit seal kit
  • Water pump assembly includes water pump housing, impeller and seals
  • Works with Mercruiser 1/R/MR/Alpha 1 models 120/140, 470/485, 165/160, 888, and all V8 1.50 ratio motors 1970 - 1990
  • Our kit includes the impeller key P/N 11070 OEM 28-56654
  • Complete list of parts in table below
  • Mercruiser Tech support Exploded view drawings
    Search by part number or description here

88010

88010

P/N 88010 Outdrive service kit for MC-1/R 1970 - 1983 $119.99

P/N 88020 Upper / lower unit service kit for Mercruiser MR/Alpha 1 1984 - 1990 $119.99

Parts included in seal/water pump kits:
Impeller P/N 89840 OEM 89984T4
Water pump housing P/N 12410 OEM 46-96148T1
Water pump base P/N 12311 OEM 57234T1 (1970 - 1983)
Water pump base P/N 12322 OEM 46-4429A3 (1984 - 1990)
Key P/N 11070 OEM 28-56654
Cup P/N 12810 OEM 48752
Wear plate P/N 12510 OEM 32435
Guide tube P/N 12820 OEM 23-29804T
Wear plate and housing gaskets
Upper gearcase seal kit P/N 87500 OEM 26-32511A1
Lower unit seal kit P/N 87510 OEM 26-33144A2
*Seal kits include all internal seals, o-rings, oil seals and gaskets