OEM Quicksilver MerCruiser Straight Cooling Hose Fitting, 3/4-14 Thread – 866725
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Description
Description
Quicksilver 866725 is a straight hose fitting used in selected MerCruiser cooling and exhaust-water systems.
Product details
- Manufacturer part number: 866725.
- Mercury's closed-cooling kit parts list specifies a 3/4-14 thread by 1-inch straight fitting.
- Listed in selected 3.0L manifold and 5.0L MPI cooling diagrams.
- Replaces earlier fitting 863804 in the cited engine catalogs.
Fitment and selection
Match the thread, hose connection and system diagram for your engine. This is a hose fitting, not a drain plug.
