The Sea-Doo 278001393 is a crucial component for the ignition and starting system of 1999-2001 GSX-RFI 787 personal watercraft. This RFI (Rotating Field Ignition) start switch steering harness is an essential part of the ignition system, ensuring a reliable and efficient starting process.
This harness is meticulously designed to connect the ignition switch, steering column, and the RFI start switch. It contains multiple wires, each with a specific function, that transmit electrical signals between these components. The harness is engineered with high-quality materials to ensure durability and resistance to harsh marine environments.
The Sea-Doo 278001393 features a smart design, with the wires routed and secured in a neat and organized manner. It includes various connectors, such as terminals and plugs, that make installation and wiring straightforward and hassle-free. The harness also includes a start switch, which allows the user to effortlessly start the watercraft by pressing the button.
This harness is a must-have for anyone looking to maintain or upgrade the electrical system on their 1999-2001 GSX-RFI 787 Sea-Doo watercraft. It is an essential part of the starting and ignition process, and its high-quality design and construction ensure reliable operation and longevity.
The Sea-Doo 278001393 RFI start switch steering harness is a crucial investment for any Sea-Doo owner, providing peace of mind and ensuring a seamless and enjoyable watercraft riding experience.
The Sea-Doo GSX-RFI 787 RFI Start Switch Steering Harness is a part used in the starting and electrical system of certain Sea-Doo watercraft models produced between 1999 and 2001. Here's a balanced analysis of its potential advantages and disadvantages for those considering purchasing it.
Pros:
1. OEM (Original Equipment Manufacturer) part: This harness is a genuine Sea-Doo part, ensuring compatibility and reliability with the watercraft's electrical system.
2. Improved starting system: The RFI (Rotating Field Ignition) start switch harness provides a more efficient and reliable starting process compared to older systems.
3. Convenient installation: The harness includes a steering switch, allowing for a single-wire connection to the ignition system, simplifying installation.
Cons:
1. Limited compatibility: This harness is only suitable for specific Sea-Doo models from 1999 to 2001.
2. Cost: As a genuine OEM part, the harness may be more expensive than aftermarket alternatives.
3. Potential for compatibility issues: Although it is a genuine OEM part, there is still a possibility of compatibility issues with specific watercraft models or electrical systems.
In conclusion, purchasing the Sea-Doo GSX-RFI 787 RFI Start Switch Steering Harness can offer several advantages, such as improved starting system performance and convenience. However, its limited compatibility, potential higher cost compared to aftermarket parts, and possibility of compatibility issues are factors to consider. Ultimately, the decision to buy this harness depends on the specific needs, budget, and watercraft model of the potential buyer.
If you own a Sea-Doo watercraft from 1999 to 2001 and have encountered starting system issues, this harness could be a viable solution. However, it is recommended to consult with a certified Sea-Doo dealer or technician to confirm compatibility and potential cost savings from using aftermarket alternatives.
Details:
Good condition oem Sea Doo Gsx start stop harness.
specifications jetskiignitions:
for models: Gsx
for makes: Sea-doo
for years: 1999–2001
mpn: 278001393
part type: Start Switch Steering Harness Stop
seller jetskiignitions:
rating: 98.5%
city: metamora, michigan
# reviews: 76
returns jetskiignitions:
policy: no returns
offer jetskiignitions:
in stock #: 5
prices: $24.95–$159.99
item condition: Used
best offers: true
options: ship-to-home
started: november 11, 2025
sold #: 14
availability: in stock
shipping jetskiignitions:
transit: 4-9 days
service: usps ground advantage
carrier: usps
type: calculated
class: standard
payments jetskiignitions:
wallet: google-pay
other
credit card: visa
general jetskiignitions:
category: Watercraft Parts > Ignition Starting Systems
rating: 98.5% out of 100 based on 76 user ratings.
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