Description
SIERRA Mercury Water Pump Base – 18-3414
The SIERRA Mercury Water Pump Base – 18-3414 is a fitment-specific marine engine cooling-system component intended for reliable service in the applications listed below. It is engineered as a direct replacement for the specified OEM configuration, helping restore proper cooling-water or coolant flow and reduce the risk of overheating.
- Fitment-specific water pump base for the engine or drive applications listed below
- Replacement water-pump base for the specified drive or engine pump assembly
- Replaces the applicable OEM and aftermarket references shown in the specifications
- Marine-duty replacement components selected for the specified pump or thermostat configuration
- Verify engine model, model year, serial number and OEM reference before installation
When servicing an engine cooling system, inspect mating surfaces, seals, grommets, wear plates/cups, hoses and adjacent pump components. Replace damaged supporting parts at the same time to avoid restricted water flow, leakage or premature component failure.
Specifications
- Manufacturer: SIERRA
- Part Number: 18-3414
- Product Type: Water Pump Base
- Applications: Mercury Marine water-pump base applications using OEM 46-96146A5 or 46-73804A1
- OEM / Aftermarket Interchange:
- GLM: 12370
- Mallory: 9-43304
- Mercury Marine: 46-96146A5, 46-73804A1
- Country of Origin: US
- HS Code: 84139100
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