Originally Posted by
Jimithin7000 I am trying to tell you that S3 cams will not work in a GTI-R head, you need the S3M cams, the M standing for mechanical. If it doesn't have the M it won't work. The S3 is different compared to a S3M.
ah your a lifesaver, i knew the m stood for mechanical but i didnt realize that they made a s3m and an s3, i thought they only made the s3m cam. i learned something new and in that case your the man saved me from buying yet another set of cams i cant use thanks a ton man.