Fuel Injector – Fits Suzuki Outboard 9.9HP, 15HP, 20HP (Replaces 15710-89L00, 15710-50M00)

Fuel Injector – Fits Suzuki Outboard 9.9HP, 15HP, 20HP (Replaces 15710-89L00, 15710-50M00)

This is an aftermarket fuel injector designed for Suzuki Outboard 9.9HP, 15HP, and 20HP 4-stroke engines from model years 2013–2023. It serves as a direct replacement for Suzuki part numbers 15710-89L00 and 15710-50M00.

Each injector is rigorously tested to match the internal coil resistance and fuel flow rate of the original OEM parts, ensuring proper performance and fuel efficiency. The unit is constructed with a durable metal housing for longevity in marine environments.

• Installation Method: Direct replacement
• Compatible Fuel Type: Gasoline
• Package Includes: 1 x Fuel Injector

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

1 x Fuel Injector (Replaces 15710-89L00/15710-50M00)

Installation Guide

1. Ensure the engine is off and cool. Disconnect the negative battery terminal.
2. Properly relieve the fuel system pressure according to the manufacturer's service manual.
3. Place a rag under the fuel line connection to catch any residual fuel and disconnect the fuel lines.
4. Disconnect the electrical connector from the fuel injector.
5. Remove the mounting bolts that secure the fuel rail to the engine.
6. Gently lift the fuel rail and remove the old fuel injector. Note its orientation.
7. Lightly lubricate the new O-rings with clean engine oil before installation.
8. Press the new injector firmly into the fuel rail and engine intake port.
9. Re-secure the fuel rail with its mounting bolts and torque to factory specifications.
10. Reconnect the electrical connector and fuel lines.
11. Reconnect the battery. Turn the ignition key to the 'ON' position (without starting) to pressurize the system and carefully check for any leaks.
12. Once confirmed there are no leaks, start the engine and ensure it runs smoothly.

Troubleshooting & FAQ

Q: How do I confirm this injector fits my Suzuki outboard?
A: Check your engine's model, horsepower, and year against the "Compatible Engine Models" table. You can also verify by matching your existing part number with the ones listed in our "Part Number Cross-Reference" section, including 15710-89L00 and 15710-50M00.

Q: What are the signs of a failing fuel injector?
A: Common symptoms include rough idling, engine misfires, poor acceleration, increased fuel consumption, the smell of fuel, or difficulty starting the engine.

Q: Is there a difference between part number 15710-89L00 and 15710-50M00?
A: Part number 15710-50M00 is the superseded (newer) version of 15710-89L00. This replacement injector is designed to function as a direct replacement for models that use either of these original OEM part numbers.

Q: OEM vs. 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.