J JtravmustangGT New Member Jan 2, 2009 6 0 0 Mar 22, 2010 #1 Mar 22, 2010 #1 I'm replacing a stock lower intake manifold and need the thread size for the 2 plugs that screw into the holes in the rear of the manifold. I bought this used without these plugs and need to replace them
I'm replacing a stock lower intake manifold and need the thread size for the 2 plugs that screw into the holes in the rear of the manifold. I bought this used without these plugs and need to replace them
Mustang5L5 That is…until I whipped out my Bissell Mod Dude Feb 18, 2001 43,264 17,952 224 Massachusetts Mar 22, 2010 #2 Mar 22, 2010 #2 I believe those are 3/8" NPT
Grn92LX Fidanza Man! Founding Member Jan 14, 2001 6,819 64 129 New York Mar 22, 2010 #3 Mar 22, 2010 #3 yep, 3/8" npt