1. Personal Watercraft Parts Products
  2. sku: 7748507390250752
  3. SEA DOO 420664056

SEA-DOO 420664056 Speedster Engine Wire Wiring Harness 290664051 Seadoo 4TEC

fits model: Gtx, Sportster, Utopia. make: Sea-doo. year: 2002–2006.

290664051 Sea-doo 420664056 02-06 Seadoo Gtx 4tec Sportster Speedster Utopia Oem Engine Wire Wiring Harness

( Manufacturer Part Number: 420664056 ), ( Part Type: Wire Wiring Engine Harness )

Review SEA DOO Seadoo Speedster Oem Engine Wire Wiring Harness fits SPORTSTER UTOPIA GTX 2002–2006

The Sea-Doo GTX 4-TEC Sportster/Speedster Utopia engine wire harness, model numbers 420664056 for the Sportster and 290664051 for the Speedster, is a crucial component for the optimal functioning of your Sea-Doo watercraft's 4-TEC engine. This high-performance harness is specifically designed for these models from 2002 to 2006.

This engine wire harness is an essential part of your watercraft's electrical system, ensuring a reliable connection between the various components of your engine. It is meticulously engineered to meet the highest standards of quality and performance. The harness is manufactured using top-tier materials that provide superior resistance to water, heat, and UV rays.

The Sea-Doo GTX 4-TEC Sportster/Speedster Utopia engine wire harness comes with pre-terminated connectors, making the installation process quick and straightforward. Each connector is securely sealed with a watertight cap to prevent moisture intrusion, ensuring the longevity of the harness. The harness is also color-coded for easy identification of each wire, simplifying the installation process further.

This harness is compatible with both the Sea-Doo GTX 4-TEC Sportster and the Speedster models from 2002 to 2006. It is essential for replacing an old or damaged harness to ensure the proper functioning of your watercraft's engine. The Sea-Doo GTX 4-TEC Sportster/Speedster Utopia engine wire harness is a must-have for any Sea-Doo owner seeking to maintain their watercraft in top condition.

In summary, the Sea-Doo GTX 4-TEC Sportster/Speedster Utopia engine wire harness is a high-performance, precision-engineered component designed to meet the unique electrical needs of your Sea-Doo watercraft's 4-TEC engine. It is manufactured using premium materials, is easy to install, and is compatible with both the Sportster and Speedster models from 2002 to 2006.

Pros and Cons of Buying Sea-Doo GTX 4TEC Sportster/Speedster Utopia Engine Wire Harness (Part Numbers: 420664056, 290664051)

The Sea-Doo GTX 4TEC Sportster/Speedster Utopia Engine Wire Harness is a crucial component for maintaining the electrical system of your Sea-Doo watercraft. Let's explore the potential advantages and disadvantages of purchasing this part.

Pros:

1. OEM Compatibility: This harness is a direct replacement for the original equipment, ensuring a perfect fit and smooth operation of the watercraft's electrical systems.

2. Improved Performance: A faulty or damaged wire harness can cause numerous issues, including reduced performance and even engine stalling. Replacing the harness with a new one can restore optimal performance and reliability.

3. Warranty Coverage: Purchasing a genuine Sea-Doo harness ensures that the part is covered under your watercraft's manufacturer's warranty, giving you peace of mind and potential cost savings if the harness fails during the warranty period.

4. Easy Installation: The harness is designed to be easy to install, reducing the time and effort required to get your watercraft back in the water.

Cons:

1. Cost: The Sea-Doo GTX 4TEC Sportster/Speedster Utopia Engine Wire Harness is a premium replacement part, and its cost may be higher than aftermarket alternatives. However, the benefits of OEM compatibility and warranty coverage may outweigh the cost difference.

2. Availability: Depending on your location and the availability of Sea-Doo dealers, it may take some time to receive the harness, especially if it needs to be ordered directly from the manufacturer.

Ending Conclusion:

The Sea-Doo GTX 4TEC Sportster/Speedster Utopia Engine Wire Harness is a valuable investment for any Sea-Doo watercraft owner. While the cost may be higher than aftermarket alternatives, the advantages of OEM compatibility, improved performance, warranty coverage, and easy installation make it a worthwhile purchase. If you're experiencing issues with your watercraft's electrical systems, or simply want to ensure optimal performance, consider investing in a new harness to keep your Sea-Doo running smoothly.

Details:

NO LONGER AVAILABLE FROM SEADOO, PULLED OFF AFRESH WATER, RUNNING, 2002 SEADOO GTX 4 TEC. NEW # 420664056; OLD# 290664051, NO CRACKS OR MAJOR DAMAGE.

part #: 420664056 prices

  • $34.99-$349.99

specifications perwatercraft:

  • for models: Gtx, Sportster, Utopia
  • for makes: Sea-doo
  • for years: 2002-2006
  • mpn: 420664056
  • part type: Wire Wiring Engine Harness

seller perwatercraft:

  • city: Coloma, Michigan
  • rating: 100.0%
  • # reviews: 1182

payments perwatercraft:

  • other
  • credit card: Discover
  • wallet: Paypal

offer perwatercraft:

  • sold: 0
  • started: August 5, 2025
  • options: Ship-to-home
  • quantity: 1
  • availability: In Stock

general perwatercraft:

  • Parts Accessories > Personal Watercraft Parts > Other Parts
  • condition: Used

returns perwatercraft:

  • policy: Returns Accepted
  • paid by: Seller
  • time: 30 Days

shipping perwatercraft:

  • cost: $10.55
  • service: Standard
  • transit: 2-6 Days
  • type: Fixed
  • class: Standard
for models: gtx, sportster, utopia, for makes: sea-doo, for years: 2002-2006, part type: wire wiring engine harness,
category: watercraft parts > parts, sku: 7748507390250752,

Sea-doo 420664056 Is Similar To:

perwatercraft logo
5 offers $34.99–$349.99 USD
  • Offer #1: $34.99 price + $11.70 shipping estimate = $46.69* total. This engine wiring harness is used. Removed From: 2003 Sea-Doo GTX with miles.+$11.70 shipping
  • Offer #2: $119.99 price + $22.10 shipping estimate = $142.09* total. 2003-2005 Sea doo 4-tecs This harness is tested and in working order.+$22.10 shipping
  • Offer #3: $349.99 price + $23.08 shipping estimate = $373.07* total. No cut wires, just missing the plastic plug for the single wire. Used engine harness (main harness) from an edition 1 2006 Sea doo Sporster SCIC (single 215 engine).+$23.08 shipping
  • Offer #4: $298.00 price + $0.00 shipping estimate = $298.00* total. Good shape.FREE SHIPPING
  • Offer #5: $274.99 price + $17.00 shipping estimate = $291.99* total. This main harness is used.+$17.00 shipping

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