1999 Mercruiser HI-Performance GM 377 EFI Engine Service Manual, Page 410Get this manual

1999 Mercruiser HI-Performance GM 377 EFI Engine Service Manual, Page 410

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SEAWATER COOLING SYSTEM
aSeawater Pump BodyWear PlateBearing Housing 3 Remove the impeller from seawater pump body

Reassembly
1 Lubricate seawater pump impeller with water and