Johnson Evinrude Ignition Coil 18-5172 581786 581370 502881-18,20,25,35HP
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Johnson Evinrude Ignition Coil 18-5172 581786 581370 502881-18,20,25,35HP
Direct Replacement for Johnson/Evinrude 18-40 HP - 1973-1983.
Johnson Evinrude Ignition Coil 18-5172 581786 581370 502881-18,20,25,35HP
Item #: 56068727

Johnson Evinrude Ignition Coil 18-5172 581786 581370 502881-18,20,25,35HP

Item #: 56068727

USD 53

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Direct Replacement for Johnson/Evinrude 18-40 HP - 1973-1983.
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What Stands Out

Enhanced Performance
The Johnson Evinrude Ignition Coil boosts engine efficiency for 18-35 HP outboards, ensuring smoother starts and reliable operation, which can enhance overall boating experience.
Durable Construction
Engineered with high-quality materials, this ignition coil withstands harsh marine environments, providing longevity and consistent performance, making it a dependable choice for avid boaters.
Easy Installation
Designed for a straightforward setup, this ignition coil simplifies the replacement process for users, saving time and effort while achieving optimal performance on Evinrude engines.

Product Details

Shop Johnson Evinrude Ignition Coil 18-5172 581786 581370 502881-18,20,25,35HP online at a best price in Palau. B0747WCJ6S
  • Meets or exceeds original equipment quality
  • Sierra part number: 18-5172
  • Interchangeable with GLM 72030, Evinrude/Johnson 0581786, 0581370, 0502881, Mallory 9-23106
  • Direct replacement
  • Compatible with Johnson/Evinrude 18 HP (1973), 20 HP (1973), 25 HP (1973-1976), 35 HP (1976), 40 HP (1975-1983)
Brand NameAutomotive Authority LLC
ManufacturerAutomotive Authority
UPC701231035396
Manufacturer Part Number18-5172
Part Interchange Infointerchangeable
BrandAutomotive Authority LLC
Item Weight1.2 lbs (540 grams)

Who Should Buy?

Suitable For
  • Recreational Boaters

    Ideal for boat owners looking to replace faulty ignition coils in their Evinrude outboard motors for better performance.

  • Mechanics & Technicians

    Perfect for marine mechanics needing reliable ignition coils for common repairs on Johnson Evinrude outboards.

  • Budget-Conscious Users

    Great for users seeking affordable yet quality parts to maintain the performance of their small outboard engines.

Not Suitable For
  • High-Performance Enthusiasts

    Not suitable for users requiring high-end ignition coils for modified or performance-tuned outboard motors.

Product Description

Johnson Evinrude Ignition Coil 18-5172 581786 581370 502881-18,20,25,35HP

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the function of the Johnson Evinrude Ignition Coil?

    Answer: The Johnson Evinrude Ignition Coil converts battery voltage into high voltage, which is essential for generating the spark needed to ignite the fuel-air mixture in the engine cylinder. This ignition process is crucial for starting the outboard motor and maintaining its operation at optimal performance. A well-functioning ignition coil ensures smoother engine performance and responsiveness on the water, making it essential for both recreational boating and professional fishing activities.
  • Question: Is the Johnson Evinrude Ignition Coil compatible with my engine model?

    Answer: This ignition coil model (18-5172, 581786, 581370) is specifically designed to work with Evinrude and Johnson outboard motors, particularly those rated at 18, 20, 25, and 35 horsepower. It’s vital to cross-check the part number with your engine’s specifications to ensure compatibility. Proper fitment guarantees optimal ignition performance, contributing to better fuel efficiency and overall engine health, whether you're using your boat for fishing, cruising, or water sports.
  • Question: How do I install the Johnson Evinrude Ignition Coil?

    Answer: Installing the Johnson Evinrude Ignition Coil typically involves disconnecting the battery, removing the old coil, and then attaching the new coil in its place while ensuring all connections are secure. It's essential to follow the manufacturer's guidelines and use appropriate tools for installation. Proper installation can lead to improved engine ignition and performance recovery, benefiting those who enjoy their outings on the water with uninterrupted engine functionality.
  • Question: What symptoms indicate a faulty ignition coil?

    Answer: Symptoms of a faulty ignition coil include hard starting, misfires, reduced power output, and engine stalling. If your outboard motor exhibits these issues, it may be time to check or replace the ignition coil. Addressing these symptoms promptly helps avoid potential damage to other engine components and ensures safe and reliable operation while boating. It's advisable to troubleshoot other potential issues before replacement to ensure the ignition coil is the sole problem.
  • Question: How can I maintain my ignition coil for longevity?

    Answer: To maintain your ignition coil, ensure that the electrical connections are clean and free of corrosion. Regular component inspections and timely replacements, as needed, will help keep the ignition system functioning efficiently. Clean and dry storage when not in use can prevent moisture damage, enhancing the coil's lifespan. Proper maintenance can result in improved reliability of the ignition system, essential for those planning long days on the water or regular usage.
  • Question: What role does the ignition coil play in fuel efficiency?

    Answer: The ignition coil plays a critical role in fuel efficiency by ensuring that the fuel-air mixture ignites at the right time and with sufficient energy. A strong and consistent spark leads to a more complete burn of fuel, optimizing power output and reducing wastage. This efficiency is particularly important for avid boaters looking to maximize performance while minimizing fuel consumption during their time on the water.
  • Question: Can a bad ignition coil damage my engine?

    Answer: Yes, a failing ignition coil can cause engine misfires, leading to unburned fuel entering the exhaust system. This situation can result in increased exhaust temperatures and potential damage to components such as the catalytic converter. Proactively addressing ignition issues not only ensures a smoother boating experience but also protects critical engine parts, making it essential for anyone who values the longevity of their marine engine.
  • Question: What alternatives are available if I can't find this ignition coil?

    Answer: If you're unable to find the Johnson Evinrude Ignition Coil 18-5172, consider checking for compatible aftermarket options that match the same specifications. Reputable manufacturers often produce alternative parts that meet or exceed original specifications. Always review compatibility and specifications before making a switch, as choosing the right part is crucial for maintaining optimal engine performance during your aquatic ventures.
  • Question: How does this ignition coil compare to others in the market?

    Answer: The Johnson Evinrude Ignition Coil stands out due to its specific compatibility with a range of Evinrude and Johnson outboards, ensuring reliable ignition performance. Compared to generic options, original equipment manufacturer (OEM) coils, like this one, typically offer better durability and fit, leading to superior performance. For boat owners focused on long-term reliability and optimal engine functionality, investing in the right ignition coil is essential for a worry-free boating experience.
  • Question: Where can I buy Johnson Evinrude Ignition Coil 18-5172 in Palau?

    Answer: You can purchase the Johnson Evinrude Ignition Coil 18-5172 from Ubuy, which offers a wide selection of automotive and marine replacement parts. Ubuy provides accessibility to this product along with helpful descriptions and specifications, making it easier for you to find exactly what you need for your outboard motor. Visiting Ubuy ensures that you are shopping from a trusted retailer that specializes in quality parts.

Automotive Authority LLC Coils Editorial Review

The Johnson Evinrude Ignition Coil is designed for 18-35 HP motors and is said to provide reliable performance. However, customer feedback suggests otherwise. Many buyers have reported receiving faulty or damaged products, with some claiming the coil burned out within days of installation. Others have highlighted flaws such as the plug wire falling out of the coil, indicating poor quality control during manufacturing. Based on these customer experiences, it is difficult to recommend this product.

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USD 53

Order now and get it around Saturday, August 29

QTY:

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Features & Benefits

  • Fits: 18 HP - 1973, 20 HP - 1973, 25 HP - 1973-1976, 35 HP - 1976, and 40 HP - 1975-1983
  • Meets or exceeds the original equipment quality.
  • Sierra part number: 18-5172, interchangeable with GLM 72030, Evinrude/Johnson 0581786, 0581370, 0502881, and Mallory 9-23106.
  • Direct replacement
  • Compatibility Chart available.
  • Check the part numbers before ordering.

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