How To

How to Clean a Spark Plug with Cola

Contributor
By Jane Smith
eHow Contributing Writer
(6 Ratings)

Fouled spark plugs can keep your car from starting. New ones can be expensive. You can get more life out of your spark plugs if you know how to clean them. Here's how to clean spark plugs with cola.

Difficulty: Moderately Easy
Instructions

Things You'll Need:

  • Fouled spark plugs
  • A gapping tool
  • One can of cola
  • One teaspoon of salt
  • Wire brush
  • Soft cloth

    Get Your Cola

  1. Step 1

    Pour a can of cola (any brand will work) into a tall beverage glass. Drop the corroded spark plug into the glass. Wait 10 minutes. Add a teaspoon of salt and stir gently.

  2. Step 2

    Remove spark plug from cola after one hour of soaking. Brush away any remaining corrosion with a wire brush. Rinse with cola/salt mixture, then with water.

  3. Step 3

    Carefully dry spark plug and lay on a cloth to continue drying for another hour.

  4. Step 4
    Spark Plug Gapping Tool
    Spark Plug Gapping Tool

    Using a gapping tool, check to be sure that the gap on your spark plug is correct.

  5. Step 5

    Return your spark plugs to their proper place.

Tips & Warnings
  • The author has cleaned his lawn mower's spark plug in this fashion for the past 20 years and had never had to buy a new one.

Comments  

arwen1964 said

Flag This Comment

on 6/20/2008 For the record, the author is a woman, not a man. Not sure why the editor decided to give me a sex change. ;)
JANE is FEMALE that means woman, no dangly parts...

arwen1964 said

Flag This Comment

on 6/20/2008 For the record, the author is a woman, not a man. Not sure why the editor decided to give me a sex change. ;)
JANE is FEMALE that means woman, no dangly parts...

arwen1964 said

Flag This Comment

on 6/20/2008 For the record, the author is a woman, not a man. Not sure why the editor decided to give me a sex change. ;)
JANE is FEMALE that means woman, no dangly parts...

arwen1964 said

Flag This Comment

on 6/20/2008 For the record, the author is a woman, not a man. Not sure why the editor decided to give me a sex change. ;)
JANE is FEMALE that means woman, no dangly parts...

arwen1964 said

Flag This Comment

on 6/20/2008 For the record, the author is a woman, not a man. Not sure why the editor decided to give me a sex change. ;)
JANE is FEMALE that means woman, no dangly parts...

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