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      04-02-2013, 05:00 PM   #1
jdl1pt
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Spark plug diameter z4m

Anyone know the exact diameter of the spark plug hole into the engine? I'm thinking of buying an endoscope, and wouldn't mind being able to check out the inside of the cylinder if ever needed.
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      04-02-2013, 07:59 PM   #2
BruceJ
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not sure of pitch but the diameter is 12mm
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      04-02-2013, 11:03 PM   #3
jdl1pt
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Quote:
Originally Posted by BruceJ View Post
not sure of pitch but the diameter is 12mm
much appreciated!
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