376-6991 WSM Ignition Coil Dfi 110 300 Mercury Mariner

Review WSM Ignition Coil For Mercury Hp 2.5l 3l Dfi for MERCURY MARINER 110 300

The WSM 376-6991 ignition coil is a crucial component in the ignition system of Mercury Mariner engines with a displacement of 2.5 liters or 3 liters and a horsepower rating of 110 or 300. This specific ignition coil is designed for Mercury Mariner engines that utilize the Direct Fuel Injection (DFI) technology.

This high-performance ignition coil is engineered to deliver a robust and consistent spark to ignite the fuel-air mixture in the engine cylinders. The coil's primary function is to convert the 12-volt DC battery power into a high-voltage, strong spark required for efficient combustion.

The WSM 376-6991 ignition coil is built with a durable design. It features a robust core made of high-temperature insulation material, ensuring reliable performance even under extreme operating conditions. The coil also includes a high-quality, long-lasting ignition switch that ensures a secure connection and minimizes the risk of electrical arcing.

This ignition coil is an excellent upgrade for Mercury Mariner engines that may have worn-out or failing ignition coils. Installing a new WSM 376-6991 ignition coil can help improve engine performance, increase fuel efficiency, and reduce the likelihood of misfires and other driveability issues.

To ensure a perfect fit, this ignition coil is specifically designed and manufactured to meet the exact specifications of Mercury Mariner DFI engines. It is a direct replacement for the original equipment manufacturer (OEM) part, ensuring a seamless installation process and a reliable fit.

In summary, the WSM 376-6991 ignition coil is a high-quality, durable, and reliable replacement for Mercury Mariner DFI engines with a 2.5L or 3L displacement and a horsepower rating of 110 or 300. It delivers a consistent and strong spark, ensuring reliable engine performance and optimal fuel efficiency.

The WSMP 376-6991 ignition coil is a factory original part designed for Mercury Mariner engines with the 2.5L or 3.0L Duratec Single Overhead Cam (DOHC) Direct Fuel Injection (DFI) system, producing 110 hp or 300 hp. Here are some potential pros and cons of purchasing this ignition coil for your Mercury Mariner:

1. Guaranteed Fit: This ignition coil is a direct factory replacement, ensuring a perfect fit for your Mercury Mariner's engine.

2. OEM Quality: The WSMP 376-6991 ignition coil is made by Ford Motor Company, ensuring the highest level of quality and durability.

3. Improved Performance: A faulty ignition coil can result in misfires and poor engine performance. Replacing a faulty ignition coil with a new one can help restore optimal engine performance.

1. Price: The WSMP 376-6991 ignition coil may be more expensive than aftermarket alternatives, but you pay for the guaranteed fit and OEM quality.

2. Installation Complexity: The ignition coil is a complex component, and replacing it may require professional installation or extensive DIY knowledge.

The WSMP 376-6991 ignition coil is a reliable choice for Mercury Mariner owners seeking a guaranteed fit and OEM quality. Its high price and potential installation complexity are trade-offs for the peace of mind that comes with knowing you're using a factory original part. Ultimately, if you value reliable performance and the convenience of a direct replacement, the WSMP 376-6991 ignition coil is a worthwhile investment for your Mercury Mariner.

Details:

Free ground shipping.: Wsm ignition coil for Mercury / Mariner 110 - 300 hp 2.5l 3l dfi 376-6991: 376-6991. Brand: Wsm, part number: 376-6991. To ensure you're receiving exactly what you want, some orders are sourced from various shipping facilities.

Note: image is for reference only, actual product may vary slightly. Fitment: 2006 -2013 Mercury 6 Cl 3.501 bore 2.5l jet 110. This product is distinguished by total quality assurance, unsurpassed anybody else. Oem replacement numbers: 339-856991a1, 339-850227, made in usa.

specifications jetskiignitions:

• for models: 110, 300, Mariner
• for makes: Mercury
• brand: Wsm
• mpn: 376-6991
• part type: Ignition Hp Coil
• upc: 865369315475
• vendor: Lionparts Powersports
• image note: Image Is For Reference Only, Actual Product May Vary Slightly.
• ships from: Usa
• handling time: Approximately 2 Business Days
• oem or performance: Performance/aftermarket

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• paid by: seller
• policy: returns accepted
• time: 30 days

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general jetskiignitions:

• category: Watercraft Parts > Ignition Starting Systems

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• options: ship-to-home
• prices: $41.27–$233.58
• item condition:
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• sold #: 16
• in stock #: 5
• started: august 19, 2025
• availability: in stock

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