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6K8-81960-A0-00 Regulator Rectifier for Yamaha SJ650 WJ500 WJ500S WR500 | JLM Marine
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Regulator Rectifier – Fits Yamaha SJ650, WJ500, WJ500S, WR500 | JLM Marine
This aftermarket Regulator Rectifier is designed for Yamaha personal watercraft models including the SJ650 Super Jet (1997), WJ500 Wave Jammer 500 (1987–1990), WJ500S (1997), and WR500 Wave Runner (1987–1990, 1997). Engineered to meet OE specifications, this unit ensures reliable voltage regulation and rectification for your electrical system.
This regulator rectifier directly replaces OEM part numbers 6K8-81960-A0-00 and 6K8-81960A0, providing a cost-effective solution for restoring charging system performance. Each component is meticulously selected to ensure a seamless replacement process and dependable operation.
- Direct fit for multiple Yamaha personal watercraft models from 1987–1997
- Replaces OEM part numbers 6K8-81960-A0-00 and 6K8-81960A0
- Package includes complete regulator rectifier assembly ready for installation
Part Number Cross-Reference
Use this table to confirm equivalent part numbers across OEM and aftermarket brands.
| Brand | Part Number |
|---|---|
| Yamaha | 6K8-81960-A0-00 |
| Yamaha | 6K8-81960A0 |
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.
| Brand | Model | Years |
|---|---|---|
| Yamaha | SJ650 Super Jet | 1997 |
| Yamaha | WJ500 Wave Jammer 500 | 1987–1990 |
| Yamaha | WJ500S | 1997 |
| Yamaha | WR500 Wave Runner | 1987–1990, 1997 |
Technical Specifications
| Specification | Value |
|---|---|
| OEM Number | 6K8-81960-A0-00 |
| Part Type | Regulator Rectifier |
| Application | Yamaha Personal Watercraft |
Package Contents
The package includes:
- 1 × Regulator Rectifier
All parts shown in the product images are included to ensure a complete replacement.
Installation Guide
- Disconnect the battery: Remove the negative terminal first to prevent electrical shorts.
- Locate the existing regulator rectifier: It is typically mounted near the engine or electrical box on your watercraft.
- Disconnect the wiring harness: Carefully unplug the connector from the old regulator rectifier, noting the orientation.
- Remove mounting hardware: Unbolt or unscrew the old unit from its mounting bracket.
- Install the new regulator rectifier: Position the new unit in place and secure with the original mounting hardware.
- Reconnect the wiring harness: Plug the connector into the new regulator rectifier, ensuring a secure fit.
- Check all connections: Verify that all electrical connections are tight and properly seated.
- Reconnect the battery: Attach the positive terminal first, then the negative terminal.
- Test the system: Start the engine and check that the charging system is functioning properly with no warning lights.
Troubleshooting & FAQ
Q: How do I confirm this regulator rectifier fits my Yamaha watercraft?
A: Check the compatibility table above to verify your model and year. Compare the OEM part number (6K8-81960-A0-00 or 6K8-81960A0) with your original part to ensure a match.
Q: What are the signs that my regulator rectifier is failing?
A: Common symptoms include battery not charging, battery overcharging (getting hot), dimming lights, electrical system failure, or difficulty starting after the engine has been running.
Q: How often should I replace the regulator rectifier?
A: Regulator rectifiers typically last many years under normal conditions. Replace it when you experience charging system issues or as part of troubleshooting electrical problems.
Q: Can I install this myself or do I need a professional?
A: If you have basic mechanical skills and electrical knowledge, installation is straightforward. However, professional installation is recommended to ensure proper function and avoid electrical system damage.
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.
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Когда вы размещаете заказ, мы оценим даты отправки и доставки для вас на основе доступности ваших товаров и выбранных вами вариантов доставки. В зависимости от выбранного вами поставщика услуг доставки, предполагаемые даты доставки могут отображаться на странице расценок на доставку.
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Основанная в 2002 году, компания JLM Marine зарекомендовала себя как специализированный производитель высококачественных морских деталей, базирующийся в Китае. Наша приверженность совершенству в производстве заслужила нам доверие ведущих мировых морских брендов.
Как прямой поставщик, мы обходим посредников, что позволяет нам предлагать конкурентоспособные цены без ущерба качеству. Такой подход не только поддерживает экономическую эффективность, но и гарантирует, что наши клиенты получают наилучшую ценность напрямую от источника.
Мы рады расширить свое присутствие через розничные каналы, предлагая наш опыт и приверженность качеству непосредственно владельцам и любителям лодок по всему миру.
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