9-inch Marine Spark Plug Wire – Fits Mercury Marine 150-175-200 HP Outboards (Replaces 84-813715A1)
9-inch Marine Spark Plug Wire – Fits Mercury Marine 150-175-200 HP Outboards (Replaces 84-813715A1)

9-inch Marine Spark Plug Wire – Fits Mercury Marine 150-175-200 HP Outboards (Replaces 84-813715A1)

Vendor: JLM Marine
Availability: In Stock
Product Type: Spark Plug Wire
$19.99
$23.00
$19.99
Subtotal: $19.99

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9-inch Marine Spark Plug Wire – Fits Mercury Marine 150-175-200 HP Outboards (Replaces 84-813715A1)

9-inch Marine Spark Plug Wire – Fits Mercury Marine 150-175-200 HP Outboards (Replaces 84-813715A1)

$23.00 $19.99
9-inch Marine Spark Plug Wire – Fits Mercury Marine 150-175-200 HP Outboards (Replaces 84-813715A1)

9-inch Marine Spark Plug Wire – Fits Mercury Marine 150-175-200 HP Outboards (Replaces 84-813715A1)

$23.00 $19.99
Description

9-inch Marine Spark Plug Wire – Fits Mercury Marine 150-175-200 HP Outboards (Replaces 84-813715A1)

This 9-inch spark plug wire is designed for Mercury Marine V6 2-stroke outboard engines, including 150, 175, and 200 HP models, primarily from the 1970s through the 1990s. It serves as a reliable replacement for restoring ignition system performance.

Direct Replacements: Mercury Marine 84-813715A1/813715A1/90816A25/93475A25/99215A25/99215A29, Sierra 18-5228-1/18-5227-1, AquaPower A/P3026

  • Includes 1 spark plug wire
  • Compatible with gasoline engines
  • Direct plug-in replacement installation

Part Number Cross-Reference

Use this table to confirm equivalent part numbers across OEM and aftermarket brands.

Brand Part Number
Mercury Marine 84-813715A1/813715A1/90816A25/93475A25/99215A25/99215A29
Sierra 18-5228-1/18-5227-1
AquaPower A/P3026

Compatible Engine Models

Confirm your engine model/year in the table below. For Mercury owners, here’s a guide to help you identify your engine’s serial/model: Mercury Serial Number Guide. You can also review exploded diagrams to verify part numbers: Mercury Parts Diagrams & Catalog.

Brand Model Rated HP Stroke Years OEM Part No. Notes
Mercury V-150 150 2-Stroke 1976-1990s 84-813715A1 Models: 4868998-0A904645, 5600162-0A904645
Mercury V-150 Magnum 150 2-Stroke 1976-1990s 84-813715A1 Model: 5600162-0A904645
Mercury V-150 Marathon 150 2-Stroke 1976-1990s 84-813715A1 Model: 5600162-0A904645
Mercury V-150 Work 150 2-Stroke 1976-1990s 84-813715A1 Model: 4868998-0A904645
Mercury V-150-XR-2 150 2-Stroke 1976-1990s 84-813715A1 Model: 4868998-0A904645
Mercury V-1500 150 2-Stroke 1976-1990s 84-813715A1 Model: 4868998-0A904645
Mercury V-175 175 2-Stroke 1976-1990s 84-813715A1 Models: 4301235-0C100860, 8058870-UP
Mercury V-200 200 2-Stroke 1976-1990s 84-813715A1 Model: 5239232-0C100860

Technical Specifications

Product Type Spark Plug Wire
Installation Direct plug-in replacement
Fuel Type Gasoline
Connection Coil-to-spark plug
Housing Material Silicone jacketing with Kevlar core
Dimensions 9" (228.6 mm) nominal; 9-1/2" (241.3 mm) end-to-end
Core Construction Stainless steel wound conductor
Features RFI suppression, corrosion-resistant terminals
Warranty 1 Year (aftermarket); 90 days (OEM)

Package Contents

  • 1 x Spark Plug Wire (84-813715A1)

Installation Guide

  1. Turn off the engine and disconnect the battery to prevent electrical shock.
  2. Locate the old spark plug wire on your Mercury Marine outboard motor.
  3. Carefully remove the old wire from the spark plug and coil connection points.
  4. Compare the new wire length and connectors with the old one to ensure the correct replacement.
  5. Attach the new spark plug wire to the coil and spark plug, ensuring a secure fit on both ends.
  6. Route the wire properly, avoiding contact with hot engine parts or moving components.
  7. Double-check all connections and wire positioning to prevent misfires or damage.
  8. Reconnect the battery and start the engine to test ignition performance.
  9. If the engine runs smoothly without misfires, the installation is complete.

Troubleshooting & FAQ

  • How do I confirm this fits my engine? Confirm your engine model and year against the compatible engine models table. Use the Mercury Serial Number Guide linked above for detailed identification.
  • What are the differences between this and OEM spark plug wires? This listing is an aftermarket replacement part (not an OEM component). It is built to OEM specifications using comparable-grade materials and manufactured in an ISO9002-certified facility with batch inspections.
  • How often should I replace my spark plug wires? Replacement frequency depends on usage and environment, but inspect wires annually for cracks, corrosion, or wear and replace as needed.
  • What are common signs of spark plug wire failure? Signs include engine misfires, rough idling, difficulty starting, and decreased fuel efficiency.
  • OEM vs. Aftermarket? This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.
  • How fast do you ship and how much does it cost? We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.
  • What is your warranty and return policy? This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused & in original condition); please see our policy page or reach out for instructions.

Important Notes

  • Verify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.
  • This product is an aftermarket replacement part and is not an OEM component.
  • Professional installation is recommended to ensure safety and optimal performance.

Why Choose JLM MARINE?

  • Quality Assured: As a trusted manufacturer for over 20 years, we supply top marine brands globally.
  • Fast Global Shipping: Free delivery worldwide in 5–15 days.
  • Direct from Manufacturer: Competitive pricing without compromising quality.
Shipping

We can ship to virtually any address in the world with free shipping available for most regions.

For our typical US and Canadian customers , our shipping timeframes are as follows:

  • Amazon FBA: orders will be delivered within 1-5 business days after placing the order (during certain special periods such as major promotions, Christmas, etc., the delivery time of Amazon FBA may be affected).
  • US warehouse shipment: orders will be delivered within 5 days after placing the order.
  • China warehouse shipment: orders will be delivered about 12 days after placing the order.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

About JLM Marine

Founded in 2002, JLM Marine has established itself as a dedicated manufacturer of high-quality marine parts, based in China. Our commitment to excellence in manufacturing has earned us the trust of top marine brands globally.

As a direct supplier, we bypass intermediaries, which allows us to offer competitive prices without compromising on quality. This approach not only supports cost-efficiency but also ensures that our customers receive the best value directly from the source.

We are excited to expand our reach through retail channels, bringing our expertise and commitment to quality directly to boat owners and enthusiasts worldwide.

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