63V-85520-00 Charge Coil for Yamaha 9.9HP 15HP | JLM Marine

Charge Coil for Yamaha 9.9HP 15HP 2-Stroke Outboard Motors

This charge coil is designed to fit Yamaha 2-stroke outboard motors rated at 9.9HP and 15HP, providing reliable ignition system charging performance for models produced between 1996 and 2009. Engineered to meet OEM specifications, this component ensures consistent electrical output to keep your engine running smoothly.

Direct Replacements: OEM 63V-85520-00, 63V-85520-01; Sierra 18-5183. This aftermarket charge coil delivers dependable performance across compatible Yamaha 2-stroke engines.

• Compatible with Yamaha 9.9HP and 15HP 2-stroke outboards (1996–2009)
• Replaces multiple OEM and aftermarket part numbers for broad fitment
• Complete charge coil assembly ready for installation

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 Yamaha owners, here's a guide to help you identify your engine's serial/model: Yamaha Serial Number Guide. You can also review exploded diagrams to verify part numbers: Yamaha Parts Diagrams & Catalog.

Technical Specifications

Package Contents

Your package includes:

• 1 × Charge Coil

Installation Guide

1. Disconnect the battery and ensure the engine is off and cool before beginning any work.
2. Remove the engine cowling to access the ignition system components.
3. Locate the existing charge coil mounted on the stator plate near the flywheel.
4. Disconnect the electrical connectors leading from the charge coil to the CDI or rectifier. Label wires if necessary for reassembly.
5. Remove the mounting screws or bolts securing the old charge coil to the stator plate.
6. Carefully lift out the old charge coil and inspect the mounting area for corrosion or debris.
7. Position the new charge coil onto the stator plate, aligning the mounting holes.
8. Secure the new coil with the original mounting hardware, tightening screws evenly to manufacturer specifications.
9. Reconnect the electrical connectors to the corresponding terminals, ensuring a snug, corrosion-free fit.
10. Reinstall the engine cowling and reconnect the battery.
11. Start the engine and verify that it runs smoothly with proper charging output.
12. Test electrical accessories (lights, gauges) to confirm the charging system is functioning correctly.

Troubleshooting & FAQ

Q: How do I confirm this charge coil fits my Yamaha engine?
A: Check the compatibility table above to verify your engine's horsepower, stroke type, and year range (9.9HP or 15HP, 2-stroke, 1996–2009). Cross-reference your existing OEM part number (63V-85520-00 or 63V-85520-01) with the chart provided.

Q: What are the signs that my charge coil is failing?
A: Common symptoms include weak or no spark, difficulty starting, inconsistent engine performance, dim lighting, or a dead battery despite normal use. Use a multimeter to test coil resistance and output voltage if you suspect a problem.

Q: How often should I replace the charge coil?
A: Charge coils typically last many years under normal conditions. Replace the coil if you experience ignition or charging issues that testing confirms originate from the coil itself, or if visual inspection reveals corrosion, burned windings, or damaged insulation.

Q: Can I install this myself, or do I need a professional?
A: If you have basic mechanical skills and tools, installation is straightforward—disconnect the battery, access the stator, swap the coil, and reconnect. However, professional installation is recommended if you are unfamiliar with outboard ignition systems.

Q: Is this an OEM part 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?

• 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.