Idle air screw o-ring size

[97gst_spyder]

What size is the o-ring? I have a ton of o-rings sitting around, and mine is leaking...btw its a 97 gst.

Also, I've searched the forum for this info and its nowhere to be found...

Thanks.

 

[tunethis]

1/4".

http://www.dsmtuners.com/forums/newbie-forum/258130-1-biss-screw-2-orings-cap.html

 

[kenamond]

#5 o-ring in your hardware store's o-ring bin.