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Magnetos, Ignition Coils and Spark Plugs Discussion about magnetos, buzz coils, spark plugs, ignitors and low tension coils.

Magnetos, Ignition Coils and Spark Plugs

1/2 pipe thread plug adapter


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  #11  
Old 01-05-2016, 03:07:58 PM
Walter Neumann jr Walter Neumann jr is offline
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Default Re: 1/2 pipe thread plug adapter

at 15dollars a set they are not worth making
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  #12  
Old 01-06-2016, 10:41:56 PM
Tom G Tom G is offline
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Default Re: 1/2 pipe thread plug adapter

Quote:
Originally Posted by Steve Kunz View Post
From what I understand the 14mm spark plug thread is a special pitch at 1.25mm and a regular 14mm tap is 1.5mm pitch??
Here is a link for premade one's for model T Fords.
https://www.modeltford.com/item/14MM-AD.aspx
Available from Sears. What's your problem?


http://www.sears.com/irwin-hanson-vi...2&blockType=G2
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  #13  
Old 01-09-2016, 12:22:11 AM
cobbadog cobbadog is offline
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Default Re: 1/2 pipe thread plug adapter

Hi Steve Kunz,
with the metric pitch both 1.25mm and 1.5mm are standard options, I have them both for many different sizes in my garage.
It is like the different of UNF & UNC or BSF & BSW it is a coarse and fine thread option for different applications.
Hope this helps.
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