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Engine Coolant Hose, Heat Exchanger to Pump, Molded M-25XPB

Part #: Z4781
OEM coolant hose for the Universal Diesel. Molded hose with spring inside to prevent it from collapsing. This hose connects the heat exchanger to the fresh water pump by way of a custom coupler.
It corresponds to part number 16 in the exploded view of the cooling system.

OEM Equipment for the following engine models (and the boats that we are aware used these engine... There could be other combinations as well):
• M-25XPB (Catalina 28 MkII, Catalina 30 MkIII Catilina 310)
• Inside diameter: 1-5/16"
• Overall length: about 18-1/2"

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