MERCURY 8M0238104 Ignition Coil Outboard 9.9

( Manufacturer Part Number: 8M0238104 ), ( Part Type: Ignition Hp Coil )

Review MERCURY Ignition Coil Compatible Outboard 9.9 Hp fits MARINE

The Mercury 8M0238104 Ignition Coil is a crucial component in the ignition system of Mercury 9.9 HP outboard engines. This high-performance ignition coil is specifically designed to deliver reliable and efficient spark for a robust combustion process.

Measuring 1.3 inches (33mm) in length and 1.0 inch (25.4mm) in diameter, this ignition coil boasts a robust and compact design. Its rugged construction ensures that it can withstand the harsh marine environment, making it an ideal choice for avid boaters and commercial applications.

The Mercury 8M0238104 Ignition Coil features a primary resistance of 0.8 ohms, which is optimized for the specific ignition system requirements of Mercury 9.9 HP outboard engines. The secondary winding produces a spark voltage of approximately 25,000 volts at 0.022 ohms secondary resistance. This high-voltage, low-resistance spark ensures efficient combustion and optimal engine performance.

This ignition coil is designed for easy installation and replacement. It comes with a set screw terminal that securely holds the spark plug boot in place, ensuring a reliable connection and preventing any potential electrical leakage. The O-ring seal on the coil ensures a watertight fit, further enhancing its durability and resistance to the marine environment.

The Mercury 8M0238104 Ignition Coil is engineered to meet or exceed the demanding specifications of Mercury Marine for reliable and consistent performance. It is backed by an industry-leading warranty, providing boaters with peace of mind and confidence in their investment.

In summary, the Mercury 8M0238104 Ignition Coil is a high-quality, robust, and reliable component that plays a vital role in the ignition system of Mercury 9.9 HP outboard engines. Its compact design, rugged construction, and high-voltage spark ensure efficient combustion, optimal engine performance, and long-lasting durability.

Pros and Cons of Buying Mercury 8M0238104 Ignition Coil for 9.9 HP Marine Outboard

The Mercury 8M0238104 ignition coil is a common replacement part for Mercury 9.9 HP marine outboard engines. This section discusses the potential advantages and disadvantages of purchasing this ignition coil.

1. OEM (Original Equipment Manufacturer) Part: This ignition coil is manufactured by Mercury, ensuring compatibility and fit with your specific engine model.

2. Enhanced Performance: A new ignition coil can improve engine performance by ensuring a reliable and strong spark for efficient combustion.

3. Longer Lifespan: A high-quality ignition coil can last longer than a worn-out or failing one, potentially reducing the need for frequent replacements.

4. Improved Fuel Economy: A more efficient combustion process facilitated by a strong spark can lead to better fuel economy.

5. Reduced Emissions: An improved combustion process can result in lower exhaust emissions.

1. Cost: The Mercury 8M0238104 ignition coil may be more expensive than aftermarket alternatives, but the added cost may be justified for the OEM quality and improved performance.

2. Availability: Depending on the location and vendor, this ignition coil may not be readily available or easily accessible for purchase.

3. Installation Complexity: Installing the ignition coil may require some mechanical knowledge, access to the engine, and the proper tools.

The Mercury 8M0238104 ignition coil offers several advantages, including improved engine performance, longer lifespan, better fuel economy, and reduced emissions. However, it may come at a higher cost and require some installation expertise. If you prioritize OEM quality and engine performance, this ignition coil may be a worthwhile investment.

If you own a Mercury 9.9 HP marine outboard engine and are experiencing ignition system issues, consider purchasing the Mercury 8M0238104 ignition coil as a replacement. Ensure that you have the necessary tools and mechanical knowledge to install the coil, or consider consulting a professional technician for assistance.

Details:

Ignition Coil Compatible with Mercury Marine 8M0238104 Outboard 8 9.9 HP: condition: Used. Outboard came from Wyo Tech Technical School and was never in saltwater.This item is used. Condition of part as shown in photos may be OEM or compatible replacement. Super session Chain.

Buyer to verify prior purchase.These parts are from a 2006 Four Stroke 9.9 Bigfoot Kicker Motor, model F9.9MLB, Serial Number 0R157949, with no hours. Please review all pictures carefully as not defects, scratches and marks are highlighted. IGNITION COILVIEWING THIS PRODUCT 8M0238104 CURRENT. Important: Please diagnose your issue before purchasing.

Use a PC or tablet for best detail. This is a used item in the condition shown. Ignition Coil 803559A02 8M0238104.

part #: 8m0238104 prices

• $34.99-$127.49

specifications ignitioncoili:

• for models: Marine
• for makes: Mercury
• mpn: 8m0238104
• part type: Ignition Hp Coil

general ignitioncoili:

• Motorcycle Scooter Parts Accessories > Electrical Ignition Components > Ignition Coils
• condition: Used

offer ignitioncoili:

• options: Ship-to-home
• quantity: 1
• started: May 21, 2026
• best offers: True
• availability: In Stock
• sold: 0

shipping ignitioncoili:

• class: Standard
• type: Fixed
• cost: $0.00
• transit: 5-11 Days
• service: USPS Ground Advantage
• carrier: USPS

payments ignitioncoili:

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

seller ignitioncoili:

• city: Brazoria, Texas
• rating: 99.5%
• # reviews: 4294

returns ignitioncoili:

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

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