Mercury Mercruiser GM V-8 305 CID / 350 CID Engines Service Manual., Page 77Get this manual
Quality of the image is intentionally reduced!
SERVICE MANUAL NUMBER 24
aSeawater Inlet HoseHose To Cooler 5 Remove end caps, sealing washers and gaskets from the heat exchangerAllow tubes to drain71515
aHeat ExchangerSealing Wa