17400-91860 Water Pump Kit for Suzuki DF4 DF5 DF6 | JLM Marine

Water Pump Kit for Suzuki DF4 DF5 DF6 Outboard Motors (2002–2016)

This water pump repair kit is engineered for Suzuki DF4, DF5, and DF6 outboard engines manufactured between 2002 and 2016. It provides a complete solution for restoring optimal cooling system performance, ensuring reliable operation and preventing overheating damage.

This kit serves as a direct replacement for OEM part number 17400-91860, delivering quality components at an aftermarket value. It includes all essential seals, impeller, and gaskets needed for a thorough water pump rebuild.

• Complete rebuild kit with all necessary components for water pump service
• Fits both early (2002–2010) and later (2011–2016) Suzuki DF4/DF5/DF6 models
• Direct OEM part number cross-reference for easy identification

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. For Suzuki owners, you can review exploded diagrams here to verify part numbers: Suzuki Parts Diagrams & Catalog.

Technical Specifications

Package Contents

This complete water pump repair kit includes:

• 17471-98610 (Plate) × 1
• 17472-91J00 (Gasket) × 1
• 09420-03002 (Key) × 1
• 17461-98501 (Impeller) × 1
• 15410-98500 (Fuel Filter) × 1 View Part →
• 55321-87J00 (Zinc Anode) × 2
• 09280-22019 (Anode O-ring) × 2
• 11265-87E10 (Anode Gasket) × 2
• 09168-10022 (Drain Gasket) × 3
• 09204-03003 (Cotter Pin) × 1
• 24OP149 (Gear Oil Pump) × 1

Note: Verify all components against your original parts before installation.

Installation Guide

1. Disconnect the fuel line and remove the engine cowling to access the lower unit. Ensure the engine is cool before starting work.
2. Drain the lower unit gear oil by removing the drain and vent plugs. Tilt the engine to allow complete drainage.
3. Remove the water pump housing bolts and carefully separate the lower unit from the mid-section. Take note of shim placement if present.
4. Extract the old impeller from the pump housing using a suitable puller or flat-blade screwdriver. Inspect the housing for scoring or damage.
5. Remove all old gaskets, seals, and O-rings from the pump housing and mating surfaces. Clean all surfaces thoroughly with a gasket scraper and solvent.
6. Lubricate the new impeller blades with water pump grease or glycerin. Insert the impeller into the housing, ensuring the key aligns with the driveshaft slot.
7. Install new gaskets and O-rings from the kit in their proper positions. Do not reuse old seals even if they appear intact.
8. Reassemble the water pump housing and align it with the driveshaft. Rotate the driveshaft clockwise by hand to seat the impeller properly.
9. Reinstall the lower unit onto the mid-section, ensuring proper alignment of the driveshaft and water tube. Torque bolts to manufacturer specifications.
10. Refill the lower unit with fresh gear oil through the lower drain hole until it flows from the upper vent hole. Install both plugs securely.
11. Reconnect the fuel line and reinstall the engine cowling. Check all fasteners for proper tightness.
12. Test the cooling system by running the engine in a test tank or on-water. Confirm strong water flow from the telltale indicator within 15 seconds of starting.

Troubleshooting & FAQ

Q: How do I know if my water pump needs replacement?
A: Common signs include weak or no water flow from the telltale indicator, engine overheating, steam from the engine, or reduced performance. Most manufacturers recommend replacing the water pump impeller every 2–3 years or 200–300 hours of operation, whichever comes first.

Q: Will this kit fit both the early and late model DF4/DF5/DF6 engines?
A: Yes, this kit is compatible with both the 2002–2010 and 2011–2016 model years of Suzuki DF4, DF5, and DF6 outboards. Always verify your engine's serial number and compare the parts visually before installation.

Q: What tools do I need to install this water pump kit?
A: You will need basic hand tools including socket wrenches, screwdrivers, an impeller puller (or flat-blade screwdriver), water pump grease, and a torque wrench. Consult your engine's service manual for specific torque specifications.

Q: How often should I replace my water pump impeller?
A: Replace the impeller every 2–3 years or 200–300 operating hours as preventive maintenance. If you frequently operate in shallow, sandy, or debris-filled water, inspect and replace more often to prevent cooling system failure.

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?

• 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.