The Ford Barn

Joe KCMO · 12-10-2011, 08:13 PM

What is the thread size for a 1938 to 1948 spark plug. I know it is 14mm. What is the pitch, 1.0, 1.25, 1.5, 2.0...? Thanks.

Ronnie · 12-10-2011, 08:51 PM

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14mm x 1.25

R

12-10-2011, 08:13 PM	#1
Joe KCMO Senior Member Join Date: May 2010 Location: Miami, Florida Posts: 423	Spark Plug Thread Size What is the thread size for a 1938 to 1948 spark plug. I know it is 14mm. What is the pitch, 1.0, 1.25, 1.5, 2.0...? Thanks.

12-10-2011, 08:51 PM	#2
Ronnie Senior Member Join Date: May 2010 Location: Canada Where it snows Posts: 2,058	Re: Spark Plug Thread Size Sponsored Links (Register now to hide all advertisements) 14mm x 1.25 R