How to Replace a Spark Plug on a Scooter

Basic steps for replacing a spark plug on a scooter. I'm demoing on a Lambretta Series 2 LI150.

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1
Grab a spark wrench and a new spark plug.

Grab a spark wrench and a new spark plug.

2
Remove side panel.

Remove side panel.

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3
Remove the spark plug using the wrench.

Remove the spark plug using the wrench.

4
Grab a spark plug.

Grab a spark plug.

5
Remove cap if needed.

Remove cap if needed.

6
This is the cap removed.

This is the cap removed.

7
Install the spark plug.

Install the spark plug.

8
When installing the spark plug tighten by hand first then give a quarter turn with the wrench or until tight.

When installing the spark plug tighten by hand first then give a quarter turn with the wrench or until tight.

9
Install side panel.

Install side panel.

10
You're ready to ride.

You're ready to ride.

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