Fuel Injector Set (4) – Fits Suzuki Outboard DF60/DF70 (Replaces 15710-66D00)

Fuel Injector Set (4) – Fits Suzuki Outboard DF60/DF70

This fuel injector set is precision-engineered for Suzuki Marine 60-70 HP, 4-stroke outboard engines manufactured between 1998 and 2009. It provides a reliable solution for restoring fuel system efficiency and engine performance.

This set serves as a direct replacement for part numbers CDH-166 and Suzuki 15710-66D00, ensuring a straightforward installation without modifications.

• Complete Set: Includes four (4) fuel injectors for a full replacement.
• Direct Fit: Designed as a direct OEM replacement part.
• Performance Matched: Injectors are flow matched to within ±3% to ensure balanced fuel delivery and smooth engine operation.

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

• 4 x Fuel Injector (replaces 15710-66D00)

Installation Guide

Professional installation is recommended. The following are general steps; always refer to your engine’s service manual for detailed instructions.

1. Safety First: Disconnect the battery and ensure the engine is cool.
2. Relieve Fuel Pressure: Safely relieve the pressure from the fuel system according to your service manual's procedure.
3. Disconnect Injectors: Unplug the electrical connectors from each fuel injector.
4. Remove Fuel Rail: Unbolt and carefully detach the fuel rail assembly from the intake manifold.
5. Remove Old Injectors: Gently pull the old injectors from their ports in the fuel rail. Note any retaining clips.
6. Prepare New Injectors: Lightly lubricate the new O-rings with clean engine oil to prevent damage during installation.
7. Install New Injectors: Press the new injectors firmly into the fuel rail until they seat properly. Re-install any retaining clips.
8. Reinstall Fuel Rail: Mount the fuel rail assembly back onto the engine and torque the bolts to the manufacturer's specification.
9. Reconnect and Check: Reattach the electrical connectors and fuel lines. Prime the fuel system and carefully check for any leaks around the injectors and fuel rail before starting the engine.

Troubleshooting & FAQ

Q: How can I be sure these injectors will fit my Suzuki outboard?
A: This set is designed for Suzuki DF60 and DF70 models (60-70 HP, 4-Stroke) from 1998 to 2009. Please verify your engine model and year against the "Compatible Engine Models" table. It is also best practice to match the OEM part number 15710-66D00 with your existing part number.

Q: Are these injectors flow-matched?
A: Yes. Each set is professionally flow matched to within a tight tolerance of ±3%, ensuring balanced fuel delivery and smooth engine performance comparable to OEM standards.

Q: What are common signs that my old fuel injectors are failing?
A: Common symptoms include rough idling, engine misfires, poor acceleration, increased fuel consumption, or difficulty starting the engine. Replacing old or clogged injectors can often resolve these performance issues.

Q: Is this a complete set for my engine?
A: This package includes four (4) fuel injectors. It is designed for 4-cylinder engines like the Suzuki DF60 and DF70, providing everything needed for a complete replacement.

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.