19242-ZV5-000 Water Pump Impeller Gasket for Honda BF35A BF40A BF40D BF45A BF50A BF50D | JLM Marine

Water Pump Impeller Gasket – Fits Honda 35-50 HP Outboard Motors | 19242-ZV5-000

This water pump impeller gasket is engineered to fit Honda outboard motors ranging from 35 HP to 50 HP, including BF35A, BF40A, BF40D, BF45A, BF50A, and BF50D models across all production years. It ensures a reliable seal within the water pump assembly, preventing leaks and maintaining optimal cooling performance.

This gasket directly replaces Honda OEM part number 19242-ZV5-000 and is compatible with Honda water pump kit part numbers 06193-ZV5-030, 06193-ZV5-020, and 06193-ZV5-010.

• Precision-cut design for exact fitment in Honda water pump housings
• Essential component for water pump service and impeller replacement
• Compatible with multiple Honda mid-range outboard series

Part Number Cross-Reference

Use this table to confirm equivalent part numbers across OEM and aftermarket brands.

Compatible Engine Models

Confirm your engine model/year in the table below.

Technical Specifications

Package Contents

• 1x Impeller Gasket: 19242-ZV5-000

Installation Guide

1. Disconnect the fuel line and ensure the engine is off and cool before beginning work.
2. Remove the lower unit from the outboard motor following your engine's service manual procedures.
3. Drain any remaining water from the pump housing and clean the area thoroughly.
4. Remove the water pump housing cover bolts and carefully lift off the housing.
5. Extract the old impeller and remove the old gasket, cleaning all mating surfaces of debris and old gasket material.
6. Inspect the impeller housing and plate for wear, cracks, or scoring; replace components as needed.
7. Position the new gasket (19242-ZV5-000) onto the cleaned pump housing base, ensuring proper alignment with bolt holes.
8. Install the new or cleaned impeller into the housing, ensuring blades are oriented correctly per manufacturer specifications.
9. Carefully lower the pump housing cover over the impeller and gasket, aligning all bolt holes.
10. Install and torque housing bolts in a cross-pattern to manufacturer specifications to ensure even compression.
11. Reinstall the lower unit onto the motor, reconnect all components, and refill with appropriate gear oil.
12. Run the engine in a test tank or on muffs to verify proper water flow from the telltale outlet.

Troubleshooting & FAQ

Q: How do I confirm this gasket fits my Honda outboard?
A: Check your engine model number against the compatibility table above. This gasket fits Honda BF35A, BF40A, BF40D, BF45A, BF50A, and BF50D models across all production years. Verify your original part number matches 19242-ZV5-000.

Q: How often should I replace the water pump gasket?
A: Replace the impeller gasket every time you service the water pump or replace the impeller, typically every 2-3 years or 200-300 hours of operation. Always use a new gasket—never reuse old gaskets as they will not seal properly.

Q: What are the signs that my water pump gasket is failing?
A: Symptoms include reduced water flow from the telltale, engine overheating, water leaking from the lower unit near the pump housing, or loss of cooling system pressure. Address these issues immediately to prevent engine damage.

Q: Can I install this gasket without removing the lower unit?
A: No, proper water pump service requires complete lower unit removal to access the pump housing. Attempting shortcuts can result in improper installation and potential engine damage from overheating.

Q: Should I apply sealant to this gasket during installation?
A: Generally, no additional sealant is needed if surfaces are clean and the gasket is properly positioned. Consult your Honda service manual for specific recommendations, as some applications may call for a light coating of marine grease on gasket surfaces.

Q: Is this an OEM or aftermarket part?
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?

• Quality Assured: As a trusted manufacturer for over 20 years, we supply top marine brands globally.
• Fast Global Shipping: Free delivery worldwide in 5–15 days.
• Direct from Manufacturer: Competitive pricing without compromising quality.