Water Pump Impeller for OMC BRP Cobra King | JLM Marine
This high-quality aftermarket water pump impeller is engineered to fit all OMC BRP Cobra King boat engine models. Designed to meet OEM specifications, it ensures reliable coolant circulation and optimal engine temperature regulation for your marine application.
This impeller serves as a direct replacement for your original equipment part, delivering dependable performance and extended service life in demanding marine environments.
- Complete impeller assembly ready for installation
- Precision-molded for accurate fitment across all Cobra King models
- Essential maintenance component for proper cooling system function
Compatible Engine Models
Confirm your engine model/year in the table below.
| Brand |
Model |
| OMC |
All Cobra King Models |
| BRP |
All Cobra King Models |
Package Contents
Installation Guide
- Disconnect the battery and allow the engine to cool completely before beginning work.
- Remove the lower unit from the engine following your service manual procedures.
- Locate and remove the water pump housing cover bolts.
- Carefully extract the old impeller from the housing, noting its orientation.
- Clean the pump housing thoroughly, removing all debris and old gasket material.
- Lubricate the new impeller blades with glycerin or soapy water—never use petroleum-based products.
- Install the new impeller into the housing, ensuring the blades are oriented in the correct rotation direction.
- Replace all gaskets and O-rings with new components.
- Reassemble the water pump housing and secure with bolts torqued to specification.
- Reinstall the lower unit onto the engine.
- Reconnect the battery and perform a water flow test before operating the engine.
- Check for leaks and verify proper cooling system operation during initial run.
Troubleshooting & FAQ
Q: How do I confirm this impeller fits my OMC BRP Cobra King engine?
A: This impeller is designed to fit all OMC BRP Cobra King boat engine models. Verify that your engine is a Cobra King model and compare the images with your original impeller to ensure proper fitment.
Q: How often should I replace my water pump impeller?
A: Marine impellers should typically be replaced every 2–3 years or 300 operating hours, whichever comes first. Replace immediately if you notice overheating, reduced water flow from the indicator, or visible impeller damage during inspection.
Q: What are the signs that my impeller is failing?
A: Common warning signs include engine overheating, weak or absent water stream from the indicator outlet, unusual noise from the lower unit, or visible cracks and missing blades during visual inspection.
Q: Can I use petroleum-based lubricants when installing the impeller?
A: No, never use petroleum-based products as they can damage the impeller material. Always use glycerin, soapy water, or manufacturer-recommended lubricants during installation.
Q: Is this an OEM part or aftermarket?
A: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.
Q: How fast do you ship and how much does it cost?
A: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.
Q: What is your warranty and return policy?
A: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused & in original condition); please see our policy page or reach out for instructions.
Important Notes
- Verify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.
- This product is an aftermarket replacement part and is not an OEM component.
- Professional installation is recommended to ensure safety and optimal performance.
Why Choose JLM MARINE?
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Quality Assured: As a trusted manufacturer for over 20 years, we supply top marine brands globally.
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Fast Global Shipping: Free delivery worldwide in 5–15 days.
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Direct from Manufacturer: Competitive pricing without compromising quality.