Water Pump Gasket 19232-ZW9-000 – Fits Honda 4-Stroke Outboards 8, 9.9, 10 HP
This water pump impeller gasket is engineered to fit Honda 4-stroke outboard engines rated at 8, 9.9, and 10 HP, including BF8D, BFP8D, BF9.9D, BFP9.9D, BF10D, BF10B, BFP10D, and BFP10B models from 2002 onward. It ensures a reliable seal between the water pump housing and impeller plate, preventing leaks and maintaining optimal cooling performance.
This gasket directly replaces Honda OEM part number 19232-ZW9-000, providing an exact-fit aftermarket solution for routine water pump maintenance and rebuilds.
- Essential component for water pump service and impeller replacement
- Designed for Honda 4-stroke outboard engines
- Simple installation during standard pump maintenance
Part Number Cross-Reference
Use this table to confirm equivalent part numbers across OEM and aftermarket brands.
| Brand |
Part Number |
| Honda |
19232-ZW9-000 |
Compatible Engine Models
Confirm your engine model/year in the table below. For Honda owners, you can review exploded diagrams to verify part numbers: Honda Parts Diagrams & Catalog.
| Brand |
Model |
Rated HP |
Stroke |
Years |
| Honda |
BF8D |
8 hp |
4-Stroke |
2002-2006 (K0, K2, K3) |
| Honda |
BFP8D |
8 hp |
4-Stroke |
2002-2006 (K0, K2, K3) |
| Honda |
BF9.9D |
9.9 hp |
4-Stroke |
2002-2006 (K0, K2, K3) |
| Honda |
BFP9.9D |
9.9 hp |
4-Stroke |
2002-2006 (K0, K2, K3) |
| Honda |
BF10D |
10 hp |
4-Stroke |
All years |
| Honda |
BF10B |
10 hp |
4-Stroke |
All years |
| Honda |
BFP10D |
10 hp |
4-Stroke |
All years |
| Honda |
BFP10B |
10 hp |
4-Stroke |
All years |
Technical Specifications
| Specification |
Value |
| OEM Part Number |
19232-ZW9-000 |
| Application |
Water Pump Impeller Gasket |
| Fits Brand |
Honda Outboards |
| Engine Type |
4-Stroke |
| Compatible HP Range |
8, 9.9, 10 HP |
Package Contents
Your purchase includes:
- 1 × Water Pump Gasket (19232-ZW9-000)
Installation Guide
- Disconnect the fuel line and remove the engine cowling to access the lower unit.
- Remove the water pump housing bolts and carefully lift off the housing. Take note of the orientation of all components.
- Remove the old impeller and gasket, cleaning all mating surfaces thoroughly to remove debris and old gasket material.
- Inspect the impeller, plate, and housing for wear or damage; replace components as needed.
- Position the new gasket (19232-ZW9-000) onto the pump base, ensuring proper alignment with all bolt holes.
- Install the impeller with blades oriented in the correct rotation direction, applying marine grease to ease installation.
- Carefully lower the water pump housing back into place, ensuring the gasket remains seated and aligned.
- Install and hand-tighten all housing bolts in a star pattern, then torque to manufacturer specifications.
- Reinstall the lower unit onto the engine, ensuring the water tube slides into the pump housing.
- Reconnect the fuel line and replace the engine cowling.
- Start the engine and verify proper water flow from the tell-tale (pilot hole). Monitor for leaks around the pump housing.
Troubleshooting & FAQ
Q: How do I confirm this gasket fits my Honda outboard?
A: Check the compatibility table above for your engine model, HP, and year. Verify your original gasket matches OEM part number 19232-ZW9-000 for an exact fit.
Q: How often should I replace the water pump gasket?
A: Replace the gasket every time you service the water pump or change the impeller, typically every 2–3 years or 200–300 hours of operation, whichever comes first.
Q: What are signs that my water pump gasket is failing?
A: Common symptoms include weak or no water flow from the tell-tale, engine overheating, visible coolant leaks around the pump housing, or water in the lower unit oil.
Q: Can I reuse the old gasket during water pump service?
A: No, gaskets are designed for single use. Reusing an old gasket can result in improper sealing, leaks, and potential engine damage from overheating.
Q: Is this an OEM gasket or an aftermarket replacement?
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.