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FLASHSALE26

6" Spark plug wire – Fits Johnson/Evinrude V4-V6 10-235 HP (Replaces 582365, 582134, 582135)

Regular price $11.99

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Orders are typically processed within 1–2 business days.


U.S. orders usually arrive within 6–15 days, depending on stock location and destination.


International delivery times may vary due to customs processing.


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If you have any questions, feel free to email us at info@seasierra.com, and we’ll get back to you within 20–36 hours.

Product Details

This 6-inch spark plug wire is a direct-fit replacement for Johnson and Evinrude V4-V6 CROSSFLOW outboard motors from 10 to 235 HP, primarily covering models from the 1980s and 1990s. Built with a durable silicone jacket and stainless steel conductors, it ensures reliable spark delivery and robust heat resistance for demanding marine environments.

It serves as a direct interchange for Johnson/Evinrude parts 582134, 582135, and 582365, as well as Sierra, Mallory, and CDI equivalents.

  • Engineered for direct-fit installation with boot-style ends.
  • Silicone housing provides high-temperature resistance and corrosion protection.
  • Package includes two spark plug wires.

Part Number Matrix

Use this matrix to confirm equivalent references across OEM and aftermarket.

Brand Part Number
Johnson/Evinrude 582134
Johnson/Evinrude 582135
Johnson/Evinrude 582365
Johnson/Evinrude 777703
Johnson/Evinrude 802466
Johnson/Evinrude 802505
CDI 931-2365
Mallory 9-28005
Mallory 9-28006
Sierra 18-8816
Sierra 18-8816-1

Engine & Model Compatibility

Confirm your engine model/year in the table below.

Designed for Johnson and Evinrude V4-V6 CROSSFLOW engines. Please verify your specific model and horsepower falls within the listed range.

Brand Model Rated HP Stroke Years OEM Part No.
Johnson/Evinrude V4-V6 CROSSFLOW 10 HP - 235 HP 2-Stroke 1980s–1990s 582134, 582135, 582365

Technical Specs

Product Type
Spark Plug Wire / Ignition Coil Wire
Installation
Direct replacement
Fuel Type
Gasoline
Connection
Boot-style ends
Housing Material
Silicone jacket with stainless steel conductors
Housing Color
Black
Dimensions
6 inches (152.4 mm) length
Weight
0.09 kg (0.2 lb) approximate
Fitting Type
Boot connection to spark plug and coil
Operating Temperature
Heat resistant
Warranty
1 Year (standard aftermarket)
Other Attributes
Highly conductive, corrosion resistant, high temperature resistant

What’s in the Box

  • 2 x Spark Plug Wire

Installation Notes

  1. Turn off the engine and allow it to cool completely. Disconnect the boat's battery for safety.
  2. Locate the existing spark plug wires on the engine. Note the routing of each wire from the ignition coil to the spark plug.
  3. Replace one wire at a time to avoid mixing up connections. Firmly grip the boot, twist slightly, and pull it straight off the spark plug. Then, disconnect the other end from the ignition coil.
  4. Lightly apply dielectric grease to the inside of the new wire's boots to improve sealing and prevent corrosion.
  5. Connect the new wire to the ignition coil and spark plug, ensuring both boots click securely into place. Route the wire as the original was.
  6. Repeat the process for the second wire. Reconnect the battery, start the engine, and check for smooth operation.

Troubleshooting & FAQ

How do I know if this wire fits my specific engine model?

This wire is designed for Johnson/Evinrude V4-V6 CROSSFLOW engines from the 1980s and 1990s. The most reliable way to confirm fitment is by matching your old part number to one of the equivalents listed in our Part Number Matrix, such as 582365, 582134, or Sierra 18-8816.

What are the signs of a faulty spark plug wire?

Common symptoms include engine misfires (especially under load), rough idling, difficulty starting, reduced fuel efficiency, or visible damage like cracks, burns, or corrosion on the wire casing or connectors.

How often should marine spark plug wires be replaced?

There is no fixed interval, but it is good practice to inspect them annually for signs of wear, cracking, or corrosion. Many owners replace them every 3–5 years or whenever new spark plugs are installed as part of preventative maintenance.

Why use silicone jacketing instead of a standard rubber wire?

Silicone offers superior resistance to high temperatures found in an engine bay, as well as protection against moisture, salt spray, and oil. This ensures a longer lifespan and more reliable spark delivery in a marine environment.

Is any special tool required for installation?

No special tools are typically needed. The wires can be removed and installed by hand. A spark plug boot puller can be helpful to avoid damaging old, stubborn wires, and applying dielectric grease is recommended.

OEM vs. Aftermarket?

This listing is an aftermarket replacement (not OEM). Built to OEM-level specifications with comparable materials. Manufactured in an ISO 9002 facility, batch-inspected for consistency.

Shipping speed & cost?

We ship worldwide quickly—typical transit 5–15 days. Standard shipping is free; expedited options appear at checkout where available.

Warranty & returns?

Covered by a 1-year warranty against manufacturing defects under normal use. If issues arise, contact support with your order details. Returns are accepted within our standard window (unused & in original condition). See our policy page or reach out for instructions.

Safety & Important Info

  • Verify images/specifications vs your original part. If anything differs—even if your model appears compatible—do not purchase.
  • This is an aftermarket replacement, not an OEM component.
  • Professional installation is recommended for safety and performance.

About Sea Sierra

  • Pro-Grade Standards — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.
  • Fast Global Fulfillment — Free standard delivery to most regions in 5–15 days.
  • Manufacturer-Direct Value — Fair pricing without compromising on materials or QC.

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