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Yamaha Warrior 350 Spark Plug Size Guide

    Yamaha Warrior 350 Spark Plug Socket Size

    Overview

    The Yamaha Warrior 350 is a popular all-terrain vehicle (ATV) known for its power and performance. Regular maintenance is crucial to keep your Warrior 350 running smoothly, and one important aspect is checking and replacing the spark plug. To do this, you’ll need the right spark plug socket size. In this article, we’ll guide you on the correct socket size for the Yamaha Warrior 350 spark plug.

    Spark Plug Socket Size Chart

    To make it easier for you, here’s a handy chart that lists the spark plug socket size for the Yamaha Warrior 350:

    Model Year Spark Plug Socket Size
    1987-2004 5/8 inch (16mm)
    2005-present 13/16 inch (21mm)

    Steps to Replace the Spark Plug

    Now that you know the correct socket size, let’s walk through the steps to replace the spark plug on your Yamaha Warrior 350:

    1. Ensure the engine is cool before starting any work.
    2. Locate the spark plug on the cylinder head. It is typically situated near the exhaust manifold.
    3. Disconnect the spark plug wire by gently pulling it off the spark plug.
    4. Using the appropriate spark plug socket, carefully loosen the spark plug by turning it counterclockwise.
    5. Once loose, remove the spark plug by hand and inspect it for any signs of damage or wear.
    6. If necessary, clean the spark plug using a wire brush and check the electrode gap using a spark plug gap tool.
    7. Insert the new spark plug into the socket and hand-tighten it clockwise until snug.
    8. Finally, reconnect the spark plug wire by pushing it firmly onto the spark plug.

    Final Thoughts

    Regularly inspecting and replacing the spark plug in your Yamaha Warrior 350 is essential for optimal engine performance. By following the steps outlined above and using the correct spark plug socket size, you can ensure a smooth and hassle-free spark plug replacement process. Remember to consult your vehicle’s manual for specific instructions and always use genuine Yamaha parts for the best results. Happy riding!