Changing a Spark Plug

SPARK PLUG

  • Step 1

    Make sure the engine is stopped. Disconnect the spark plug wire, and clean the area around the spark plug to avoid getting debris in the combustion chamber when you remove the plug.

  • Step 2

    Remove the spark plug using a spark plug socket and/or socket wrench.

  • Step 3

    Install the new spark plug finger tight. Then tighten 1/4 to 1/3 turn more with the socket wrench.

  • Replacing your spark plug:
    • Ensures consistent spark
    • More reliable starting
    • Improves fuel economy

  • It is very important that you choose the right spark plug for your engine. Due to the variety of engines and equipment configurations, please refer to your engine operator's manual for more information.

  • Choose Briggs & Stratton Platinum Plug

    The Long Life Platinum Spark Plug is best because it's specially designed for easy starts and long lasting performance in outdoor power equipment powered by today’s 4-cycle engines.