How To Change Spark Plug On Polaris Scrambler 500

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By Brianna Byrne

The Scrambler 500 is a sport-utility quad that Polaris designed for high-performance on trails and on the course. A make that has been in production for over a decade, the Scrambler 500 has remained quite popular with professional reviewers and enthusiasts alike. For owners that prefer to take care of minor repairs outside the shop, Polaris offers...

Removing the Spark Plug 1

Mute the speaker Listen to this using a male or female voice M/F Rotate and remove the spark plug cap covering the Scrambler 500's spark plug, located underneath the front rack in the quad's single cylinder.

2

Mute the speaker Listen to this using a male or female voice M/F Rotate the spark plug counterclockwise with a spark plug wrench.

3

Mute the speaker Listen to this using a male or female voice M/F Gently lift the spark plug out of the hole.

Inspecting and Installing the New Plug 4

Mute the speaker Listen to this using a male or female voice M/F Check the condition of the original spark plug. A normal plug is gray, tan or light brown in color. If the original is burnt, flaky and white, or cracked, replace it with a new BKR6E spark plug.

5

Mute the speaker Listen to this using a male or female voice M/F Measure the spark plug gap, which is the gap between the hook and the electrode end of the plug. It should measure exactly 0.036 inch.

6

Mute the speaker Listen to this using a male or female voice M/F Gently push the hook end of the spark plug against a firm surface if the spark plug gap is greater than 0.036 inch. Stop when the gap meets the correct measurement.

7

Mute the speaker Listen to this using a male or female voice M/F Insert a spark plug gap tool into the gap and gently enlarge the gap if it is too small. Stop when the gap measures 0.036 inch.

8

Mute the speaker Listen to this using a male or female voice M/F Install the spark plug using the spark plug wrench, turning the plug clockwise into its hole in the Scrambler 500's cylinder. Return the spark plug cap and return the front rack before starting the engine.

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