so they are like i said !! this is from looking at the package infront of me !!
12mm X 1.50" late model GM WSK
P/N 100-7708 ARP Studs
you wont have a problem with these
i have that package with that same part number in front of me actually…
i will try then.
if they work in the front they will work in the rear of S13, but S14 front are different.
yeah im not sure about the s14 but they work all around on an s13 !!