2605-W317730-85 WSM Starter Relay Jet Ski JS650 Kawasaki

Review WSM Starter Relay For Kawasaki Jet Ski for KAWASAKI JS650 1987–1991

The WSM 2605-W317730-85 starter relay is a crucial component for the starting system of select Kawasaki JS650 and 650SX jet skis manufactured between 1987 and 1991. This reliable and robust starter relay ensures a smooth and efficient starting process for your watercraft.

This starter relay is specifically engineered to meet the unique electrical requirements of these Kawasaki jet skis. It features a compact and robust design, with dimensions of approximately 2.5 inches in length, 1.2 inches in width, and 1.2 inches in height. Its compact size allows for easy installation and integration into your watercraft's electrical system.

The WSM 2605-W317730-85 starter relay is designed to handle the high electrical loads required to start the engine. It can handle a maximum current of 30 amps at 12 volts, ensuring reliable and consistent performance. Its contacts are made of high-quality material, ensuring a secure connection and long-lasting durability.

This starter relay also features a protective overload function, which helps prevent damage to the relay and the electrical system caused by overloading. It also includes a diode to prevent reverse current flow, which can help prolong the life of the battery.

To install the WSM 2605-W317730-85 starter relay, you will need to locate the existing starter relay on your jet ski's wiring harness and replace it with the new one. The new relay comes with clear and easy-to-follow instructions to guide you through the installation process. It is recommended that you consult your Kawasaki jet ski's service manual for specific installation instructions.

In summary, the WSM 2605-W317730-85 starter relay is a high-quality and reliable replacement part for the starting system of select Kawasaki JS650 and 650SX jet skis manufactured between 1987 and 1991. Its compact size, robust design, and ability to handle high electrical loads make it an essential component for ensuring a smooth and efficient starting process for your watercraft.

The WSM 2605-W317730-85 starter relay is a possible solution for starting issues in 1987-1991 Kawasaki JS650/650SX jet skis. Here are some pros and cons to consider before making a purchase:

1. Replacing the starter relay can resolve starting problems, such as a clicking sound when trying to start the engine or no response at all.

2. This specific relay is a direct OEM replacement for the Kawasaki JS650/650SX, ensuring a proper fit and function.

3. It is relatively easy to install, typically taking around 30 minutes to complete the job.

1. The price of the WSM 2605-W317730-85 starter relay is higher than some aftermarket alternatives.

2. If the issue is not actually the starter relay, but another component causing a similar symptom, replacing the relay may not solve the problem.

3. Some users have reported receiving faulty or non-functioning relays.

In conclusion, the WSM 2605-W317730-85 starter relay can be a valuable investment for those experiencing starting issues on their 1987-1991 Kawasaki JS650/650SX jet skis. However, it is essential to consider the cost and potential for other underlying causes before making the purchase. If you're confident in the diagnosis and the need for a replacement, this OEM part should provide a reliable solution. Otherwise, it might be worth exploring aftermarket options or seeking professional assistance to determine the root cause of the issue.

Recommendation: Before purchasing, ensure you have correctly diagnosed the starting problem and confirm that the starter relay is indeed the culprit. Consider checking the battery voltage, starter solenoid, and other related components to rule out potential alternative causes. If you're confident that the starter relay needs replacement, purchasing the WSM 2605-W317730-85 starter relay from a trusted supplier should provide a reliable solution.

Details:

Parts without fitment are to be assumed universal and may require vehicle modification. Wsm starter relay for 1987 - 1991 Kawasaki JS650 650SX jet ski: oem quality replacement parts. Compatibility: years: make: model: application: notes: 1991 - 1991 Kawasakijf650 x2, 1987 1991 Kawasakijs650 650SX.: brand: Wsm, model number: 2605-W317730-85.

This is helpful if you are buying multiple items. I need to exchange an item.

specifications jetskiignitions:

• for models: Js650
• for makes: Kawasaki
• for years: 1987–1991
• brand: Wsm
• mpn: 2605-w317730-85
• part type: Jet Starter

general jetskiignitions:

• category: Watercraft Parts > Ignition Starting Systems

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• started: december 3, 2025