4 barn fresh, used early Champion X spark plugs with smooth insulators. 3 of them do NOT have “Pat Office” markings which I believe makes them pre-1915.  The other one has the “Pat Office” markings. 
$100 plus $10 shipping in the U.S.
			
			
									
									
						For Sale: Early Champion X Smooth Insulator Spark Plugs
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havnfun
 - Posts: 478
 - Joined: Sun Jan 06, 2019 11:27 am
 - First Name: Joe
 - Last Name: Kowalczyk
 - * REQUIRED* Type and Year of Model Ts owned: 1918 Speedster, 1913 Runabout, 1923 Roadster, 1912 Mother-in-law roadster
 - Location: Kuna, Idaho
 - Board Member Since: 2017
 
Re: For Sale: Early Champion X Smooth Insulator Spark Plugs
Email sent
			
			
									
									Regards,
Joe Kowalczyk - 1923 Roadster, 1913 Runabout, 1918 Speedster, 1912 Mother-in-law roadster
						Joe Kowalczyk - 1923 Roadster, 1913 Runabout, 1918 Speedster, 1912 Mother-in-law roadster
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Ed Fuller
Topic author - Posts: 841
 - Joined: Mon Jan 07, 2019 10:06 pm
 - First Name: Ed
 - Last Name: Fuller
 - Location: NJ
 - Board Member Since: 2012
 
Re: For Sale: Early Champion X Smooth Insulator Spark Plugs
Plugs are sold!