18-5003 JOHNSON Ignition Kit Evinrude Sierra

Review JOHNSON Ignition Kit Evinrude 9.9 40 Hp for EVINRUDE SIERRA

The Johnson 18-503 Sierra Ignition Kit is specifically designed for Evinrude 9.9 HP outboard engines with model numbers FT75-FT83. This ignition kit is an essential upgrade for boat owners looking to improve their engine's performance and reliability.

The Sierra Ignition Kit features a high-performance ignition system with a solid-state ignition module that delivers consistent and reliable spark to the engine's cylinders. The ignition module is designed to be maintenance-free, eliminating the need for regular spark plug replacement.

This kit includes all necessary components for a complete ignition system upgrade, including the ignition module, wires, and spark plugs. The spark plugs are made of high-quality iridium material, which provides superior ignition and longer lifespan compared to conventional copper or nickel plugs.

The Sierra Ignition Kit is designed to be easy to install, with clear and concise instructions provided. The kit also includes all necessary mounting hardware and connectors. The installation process does not require any engine disassembly, making it a convenient upgrade option for boat owners.

In addition to improved performance and reliability, the Sierra Ignition Kit can also help boost fuel efficiency and reduce emissions. By providing a more efficient combustion process, the engine consumes less fuel and produces fewer harmful emissions.

Overall, the Johnson 18-503 Sierra Ignition Kit is an excellent investment for Evinrude 9.9 HP outboard engine owners looking to enhance their engine's performance and reliability. With its high-quality components, easy installation process, and potential for improved fuel efficiency and reduced emissions, this kit is a must-have upgrade for any boat owner.

The Johnson 18-5003 Sierra Ignition Kit is designed for use with Evinrude 9.9 40 HP outboard motors with model numbers FT75-FT83. Here are some potential pros and cons of purchasing this ignition kit:

1. Improved Performance: The Sierra Ignition Kit is designed to deliver better ignition performance compared to the standard ignition system. This can lead to improved engine response and overall performance.

2. Longer Spark Duration: The longer spark duration provided by the Sierra Ignition Kit can help improve combustion efficiency, leading to better fuel economy and reduced emissions.

3. Easy Installation: The Sierra Ignition Kit is designed to be easy to install, with no need for complex wiring harnesses or other complicated installation procedures. This can save time and money compared to other ignition upgrade options.

4. Durability: The Sierra Ignition Kit is built to be durable and resistant to the harsh marine environment. This can help ensure reliable operation and reduce the need for frequent replacement.

1. Cost: The Sierra Ignition Kit may be more expensive than the stock ignition system, which could be a deterrent for some buyers.

2. Compatibility: The Sierra Ignition Kit is only compatible with specific Evinrude 9.9 40 HP outboard motor models. Make sure to check compatibility before purchasing.

3. Limited Warranty: The Sierra Ignition Kit comes with a limited warranty, which may not cover all potential issues or failures.

The Johnson 18-5003 Sierra Ignition Kit offers several potential benefits for Evinrude 9.9 40 HP outboard motor owners, including improved performance, longer spark duration, easy installation, and durability. However, it also comes with some potential drawbacks, such as cost, compatibility, and limited warranty coverage. Ultimately, the decision to purchase the Sierra Ignition Kit will depend on individual priorities and budget.

If you are looking for improved performance, longer spark duration, and a relatively easy installation process for your Evinrude 9.9 40 HP outboard motor, the Johnson 18-5003 Sierra Ignition Kit may be worth considering. However, make sure to check compatibility and weigh the potential benefits against the cost and other considerations before making a purchase.

Details:

With a manufacturer part number of 18-5003 and 0172806, this ignition kit is backed by warranty, providing peace mind for personal watercraft enthusiasts seeking reliable engine performance. This kit includes components from both the Johnson and Sierra brands, ensuring compatibility quality. The Sierra ignition kit by Johnson / Evinrude is designed for engines ranging from 9.9 to 40 hp, specifically model's 1975 1983.

specifications watercraftimp:

• for models: Sierra
• for makes: Evinrude
• brand: Johnson
• mpn: 18-5003
• part type: Ignition Hp

payments watercraftimp:

• other
• credit card: mastercard
• wallet: apple-pay

returns watercraftimp:

• policy: no returns

shipping watercraftimp:

• class: standard
• service: usps ground advantage
• type: fixed
• carrier: usps
• transit: 3-8 days

general watercraftimp:

• category: Watercraft Parts > Engines > Impellers Components

seller watercraftimp:

• # reviews: 1740
• city: englewood, colorado
• rating: 100.0%

offer watercraftimp:

• in stock #: 5
• started: june 2, 2025
• best offers: true
• sold #: 18
• availability: in stock
• prices: $28.99–$39.37
• item condition:
  • New
  • Used
• options: ship-to-home