21121-3721 KAWASAKI Jet Ski Ultra Ignition Coil STX1100

Review KAWASAKI Jet Ski Ultra 130 And Ignition Coil #3 for STX1100 2002–2004

The Kawasaki 21121-3721 jet ski ignition coil is a crucial component in the starting and ignition system of the 2002-2004 Kawasaki Ultra 130 STX1100 models. This ignition coil is designed to convert the 12-volt battery's direct current (DC) into the high-voltage alternating current (AC) that is needed to spark the fuel in the engine's combustion chamber.

This particular ignition coil is a high-quality replacement part, manufactured to meet the original equipment manufacturer (OEM) specifications for the Ultra 130 STX1100 jet ski. It is equipped with a primary winding that creates a magnetic field when power is supplied from the battery. When the spark plug's ground electrode is closed, the magnetic field collapses, creating a high-voltage spark that ignites the fuel mixture in the engine.

The Kawasaki 21121-3721 ignition coil is designed for durability and reliability. It features a robust construction, with a high-temperature insulator to protect the coil from the heat generated during operation. The wires are shielded to reduce electrical interference, ensuring a clean and stable spark.

Installing the Kawasaki 21121-3721 ignition coil is a straightforward process, and no specialized tools are required. However, as with any maintenance or repair task, it is recommended to follow the manufacturer's instructions carefully to avoid any damage to the jet ski or injury to yourself.

In conclusion, the Kawasaki 21121-3721 jet ski ignition coil is an essential component for the proper functioning of your Ultra 130 STX1100. Its robust construction and reliable performance make it an excellent choice for maintaining the performance and longevity of your jet ski.

1. OEM Part: This coil is an original equipment manufacturer (OEM) part, which means it is designed and manufactured by Kawasaki specifically for the STX1100. This ensures a perfect fit and compatibility with the jet ski.

2. Reliability: As an OEM part, the ignition coil is likely to be of high quality and reliable, giving you peace of mind during operation.

3. Availability: OEM parts are usually readily available, making it easier to find replacements if needed.

4. Warranty: If the coil is still under warranty, purchasing an OEM part may allow you to take advantage of the manufacturer's warranty coverage.

1. Cost: OEM parts can be more expensive than aftermarket alternatives. This may be a consideration for those on a tight budget.

2. Limited Selection: While OEM parts are usually reliable, the selection may be limited compared to aftermarket parts, which can offer more options and variations.

The Kawasaki 21121-3721 jet ski ignition coil is an excellent choice for those looking for a reliable and compatible part for their 2002-2004 Ultra 130 STX1100. While it may be more expensive than some aftermarket options, the peace of mind and warranty coverage it provides can be worth the investment for many. Ultimately, the decision should be based on your specific needs, budget, and preferences.

If you value reliability and compatibility, and are willing to pay a premium for these benefits, the Kawasaki 21121-3721 jet ski ignition coil is a solid choice. However, if cost is a major concern, consider exploring aftermarket options to find a more budget-friendly alternative that still meets your needs.

Details:

Kawasaki part #21121-3721. Removed from a 2002 Kawasaki 1100 stx. This is a used ignition coil #3 white for 2002 -2004 Kawasaki jet ski ultra 130 and STX1100. Fits many 2002 -2004 Kawasaki jet ski ultra 130 STX1100 see list below.

specifications jetskiignitions:

• for models: Stx1100
• for years: 2002–2004
• brand: Kawasaki
• mpn: 21121-3721
• part type: Jet Ignition Coil

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• category: Watercraft Parts > Ignition Starting Systems