1. Used Boat Parts
  2. sku: 12302280430221861
  3. MERCURY 89199

MERCURY 89199 Harness

fits make: Mercury.

859199 Mercury 89199 Tpi Test Harness

( Part Type: Harness ), ( Manufacturer Part Number: 89199 )

Review MERCURY Tpi Test Harness

The Mercury 89199 Outboard Motor Wiring Harness is a crucial component for any Mercury outboard motor wiring system. Designed to provide a secure and efficient connection between the motor and the electrical system of your boat, this harness ensures reliable operation of various motor functions.

This harness is engineered to be a direct fit for Mercury 4-stroke outboard motors with a 15-inch (38.1 cm) or 20-inch (50.8 cm) shaft length. It features a compact and organized design with color-coded wires for easy identification and connection to the corresponding terminals. The wires are also insulated with high-quality materials to protect against corrosion and damage, ensuring a long lifespan.

The Mercury 89199 Outboard Motor Wiring Harness includes a variety of essential connections for motor functions, such as ignition, charging, and accessory power. It also includes a tachometer connection for monitoring engine RPM, as well as a connection for the shift and throttle control system. Additionally, it comes with a waterproof connector to protect against moisture intrusion, ensuring safe and reliable operation in even the harshest marine environments.

Installation of the Mercury 89199 Outboard Motor Wiring Harness is straightforward, with clear and detailed instructions provided. The harness is designed to be plug-and-play, allowing for quick and easy installation with minimal tools required. Once installed, the harness provides a secure and reliable connection, reducing the risk of electrical issues and ensuring optimal performance of your Mercury outboard motor.

Overall, the Mercury 89199 Outboard Motor Wiring Harness is an essential accessory for any Mercury outboard motor owner. Its high-quality design, reliable connections, and easy installation make it an invaluable investment for maintaining the safety and functionality of your boat's electrical system.

The Mercury 89199 harness is a popular choice for boat owners due to its high-quality construction and compatibility with various Mercury outboard engines. Here are some pros and cons to help you make an informed decision about purchasing this harness:

Pros:

1. Compatibility: The Mercury 89199 harness is designed to fit and work with a wide range of Mercury outboard engines, ensuring a reliable and secure connection between the engine and the electrical system.

2. Durability: The harness is built with heavy-duty materials that can withstand the harsh marine environment, including UV-resistant insulation and reinforced terminals.

3. Easy Installation: The harness comes with clear instructions and easy-to-use connectors, making it a straightforward process to install the harness yourself, saving you time and money on professional installation.

4. Improved Performance: A new harness can help to improve the overall performance of your engine by ensuring a strong and stable electrical connection, leading to better fuel efficiency and improved reliability.

Cons:

1. Cost: The Mercury 89199 harness is a premium product, and the cost may be a barrier for some boat owners. However, considering the longevity and reliability of the harness, it may be a worthwhile investment for those who use their boats frequently.

2. Complexity: While the installation process is relatively straightforward, some boat owners may find the wiring diagrams and connector labels confusing. It is essential to read and follow the instructions carefully to ensure proper installation.

In conclusion, the Mercury 89199 harness offers several advantages, including compatibility, durability, easy installation, and improved performance. However, the cost may be a disadvantage for some boat owners. Ultimately, if you own a Mercury outboard engine and are looking for a reliable and high-quality harness, the Mercury 89199 harness is an excellent choice. It may require a significant upfront investment, but the long-term benefits and peace of mind it provides make it a worthwhile investment for serious boaters.

Details:

OEM: OEM Part. Cross Reference: 91-859199.

part #: 89199 price

  • $61.99

specifications vesselveep:

  • for makes: Mercury
  • part type: Harness
  • manufacturer part number: 89199

shipping vesselveep:

  • class: Expedited
  • transit: 4-10 Days
  • service: USPS Priority Mail
  • cost: $12.37
  • carrier: USPS
  • type: Calculated

payments vesselveep:

  • wallet: Apple-pay
  • credit card: Discover
  • other

returns vesselveep:

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

offer vesselveep:

  • started: January 30, 2026
  • options: Ship-to-home
  • quantity: 5
  • availability: In Stock
  • sold: 0

general vesselveep:

  • condition: New
  • Parts Accessories > Boat Parts > Other

seller vesselveep:

  • # reviews: 1503
  • city: Largo, Florida
  • rating: 99.4%
for makes: mercury, part type: harness,
sku: 12302280430221861,

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1 offer $61.99 USD
  • New. Offer #1 priced at $61.99 + $13.36 delivery = $75.35* total. Cross Reference: 91- .+$13.36 shipping

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